fix(investment): maturity date mandatory on script master

feat(investment): sell, redemption, write-off, GOI transfer and amortize screens
feat(investment): interest in transaction log, accrued interest since last coupon, investment-only GL list
2026-10-16 12:11:49 +05:30 · 2026-10-15 18:45:21 +05:30 · 2026-10-14 17:40:08 +05:30
6 changed files with 1184 additions and 556 deletions
@@ -136,6 +136,7 @@
            <th>Party</th>
            <th class="num">Units</th>
            <th class="num">Face Value</th>
+            <th class="num">Book Value</th>
            <th class="num">Rate</th>
            <th>Settlement Date</th>
            <th>Maturity Date</th>
@@ -155,6 +156,7 @@
              <td>{{ h.party }}</td>
              <td class="num">{{ h.units | number }}</td>
              <td class="num">₹{{ h.faceValue | number: '1.2-2' }}</td>
+              <td class="num">₹{{ carryingValue(h) | number: '1.2-2' }}</td>
              <td class="num">{{ h.interestRate }}%</td>
              <td>{{ h.purchaseDate }}</td>
              <td>{{ h.maturityDate }}</td>
@@ -177,7 +179,7 @@
            </tr>
          } @empty {
            <tr>
-              <td colspan="12" class="pg-empty">No {{ instrumentLabel(bondType) }} holdings yet.</td>
+              <td colspan="13" class="pg-empty">No {{ instrumentLabel(bondType) }} holdings yet.</td>
            </tr>
          }
        </tbody>
@@ -650,40 +652,79 @@
  <!-- ===================== 02 REDEMPTION ENTRY ===================== -->
  @if (activeTab === 'redemption') {
    <div class="pg-card">
-      <div class="pos-section-label">Investment - Redemption Entry Gov/Bond</div>
+      <div class="pos-section-label">Investment - Redemption Entry Gov/Bond (repayment at maturity)</div>
      <div class="inv-form-grid">
        <label class="inv-form-field">
-          <span>Cert No / Deal No *</span>
-          <select [(ngModel)]="redeemCertNo">
-            <option value="">-- Select --</option>
-            @for (h of activeHoldingsForType; track h.certNo) {
-              <option [value]="h.certNo">{{ h.certNo }} — {{ h.scriptName }}</option>
+          <span>* Deal No</span>
+          <select [(ngModel)]="redeemPurchaseId" (ngModelChange)="onRedeemDealChange()">
+            <option [ngValue]="null">-- Select --</option>
+            @for (h of saleableHoldings; track h.certNo) {
+              <option [ngValue]="h.id">{{ h.dealNo }} — {{ h.scriptName }} (matures {{ h.maturityDate }})</option>
            }
          </select>
        </label>
-        @if (redeemHolding; as h) {
-          <label class="inv-form-field"><span>Script</span><input type="text" [value]="h.scriptName" readonly /></label>
+        @if (redeemQuote; as q) {
          <label class="inv-form-field"
-            ><span>Face Value</span><input type="text" [value]="'₹' + (h.faceValue | number: '1.2-2')" readonly
+            ><span>Script</span><input type="text" [value]="q.scriptCode + ' — ' + q.scriptDesc" readonly
          /></label>
          <label class="inv-form-field"
-            ><span>Maturity Date</span><input type="text" [value]="h.maturityDate" readonly
+            ><span>Maturity / Redemption Date</span><input type="text" [value]="q.settlementDate" readonly
          /></label>
          <label class="inv-form-field"
-            ><span>Days to Maturity</span><input type="text" [value]="daysLeft(h)" readonly
+            ><span>Units</span><input type="text" [value]="q.units | number: '1.0-6'" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Face Value Received</span
+            ><input type="text" [value]="'₹' + (q.netAmount | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Book Value</span><input type="text" [value]="'₹' + (q.bookValueSold | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field">
+            <span>{{
+              q.profitLoss >= 0 ? 'Discount realised (profit 400405)' : 'Premium written off (expense 500604)'
+            }}</span>
+            <input
+              type="text"
+              [value]="'₹' + ((q.profitLoss < 0 ? -q.profitLoss : q.profitLoss) | number: '1.2-2')"
+              readonly
+            />
+          </label>
+          <label class="inv-form-field">
+            <span>Amount received into (Bank)</span>
+            <select [(ngModel)]="redeemBankGlCode">
+              @for (g of settlementBankOptions; track g.glCode) {
+                <option [value]="g.glCode">{{ g.glCode }} — {{ g.glName }}</option>
+              }
+            </select>
+          </label>
+          <label class="inv-form-field"
+            ><span>Remarks</span><input type="text" [(ngModel)]="redeemRemarks" maxlength="500"
          /></label>
        }
-        <label class="inv-form-field"
-          ><span>Redemption Date *</span><mifosx-date-ddmmyyyy [(ngModel)]="redeemDate"></mifosx-date-ddmmyyyy
-        ></label>
-        <label class="inv-form-field"
-          ><span>Redemption Proceeds (computed)</span
-          ><input type="text" [value]="'₹' + (redeemAmount | number: '1.2-2')" readonly
-        /></label>
-        <label class="inv-form-field"><span>Remarks</span><input type="text" [(ngModel)]="redeemRemarks" /></label>
      </div>
+      @if (redeemError) {
+        <p class="pg-sub" style="padding: 0 16px; color: #b42318">{{ redeemError }}</p>
+      }
+      @if (redeemQuote; as q) {
+        <div class="pos-section-label">Accounting (dated {{ q.settlementDate }})</div>
+        <p class="pg-sub" style="padding: 0 16px">
+          Dr {{ redeemBankGlCode }} Bank ₹{{ q.netAmount | number: '1.2-2' }} · Cr {{ q.investmentGlCode }} Investment
+          ₹{{ q.bookValueSold - (splitPremium(q) ? q.premiumCleared! : 0) | number: '1.2-2' }}
+          @if (splitPremium(q)) {
+            · Cr {{ q.premiumGlCode }} Premium ₹{{ q.premiumCleared | number: '1.2-2' }}
+          }
+          @if (q.profitLoss > 0) {
+            · Cr 400405 Profit on Redemption ₹{{ q.profitLoss | number: '1.2-2' }}
+          } @else if (q.profitLoss < 0) {
+            · Dr 500604 Premium Amortisation ₹{{ -q.profitLoss | number: '1.2-2' }}
+          }
+        </p>
+      }
      <div class="inv-form-actions">
-        <button type="button" class="pg-btn pg-btn--primary" (click)="saveRedemption()">Save</button>
+        <button type="button" class="pg-btn pg-btn--primary" [disabled]="!redeemQuote || redeeming" (click)="redeem()">
+          Redeem
+        </button>
        <button type="button" class="pg-btn pg-btn--ghost" (click)="setTab('holdings')">Exit</button>
      </div>
    </div>
@@ -853,7 +894,7 @@
              <tr [style.opacity]="r.due ? 1 : 0.6">
                <td>
                  <span class="pg-chip">{{ r.type === 'COUPON' ? 'Coupon' : 'Provision' }}</span>
-                  @if (r.due) {
+                  @if (r.due && !r.posted) {
                    <span class="pg-chip">Due</span>
                  }
                </td>
@@ -920,175 +961,240 @@
  <!-- ===================== 04 SELL ENTRY ===================== -->
  @if (activeTab === 'sell') {
    <div class="pg-card">
-      <div class="pos-section-label">Investment - Govt.Security/Bond Sell Entry</div>
+      <div class="pos-section-label">Investment - Sell Entry Gov/Bond (all or part of the units, before maturity)</div>
      <div class="inv-form-grid">
        <label class="inv-form-field">
-          <span>Mode</span>
-          <select [(ngModel)]="sellForm.mode">
-            <option value="SELL">SELL</option>
-            <option value="REDEEM">REDEEM</option>
-            <option value="MUTUAL_FUND_SELL">MUTUAL FUND SELL</option>
-          </select>
-        </label>
-        <label class="inv-form-field">
-          <span>Purchase Search By</span>
-          <select [(ngModel)]="sellForm.searchBy">
-            <option value="DEAL_NO">DEAL NO</option>
-            <option value="ISIN_NO">ISIN NO</option>
-          </select>
-        </label>
-        <label class="inv-form-field"
-          ><span>Search Value</span><input type="text" [(ngModel)]="sellForm.searchValue"
-        /></label>
-        <label class="inv-form-field">
-          <span>&nbsp;</span>
-          <button type="button" class="pg-btn pg-btn--ghost" (click)="searchPurchaseForSell()">Load Purchase</button>
-        </label>
-      </div>
-      <div class="inv-form-grid">
-        <label class="inv-form-field">
-          <span>* Bond Type</span>
-          <select [(ngModel)]="sellForm.bondType">
-            @for (o of bondTypeOptions; track o.value) {
-              <option [value]="o.value">{{ o.label }}</option>
+          <span>* Deal No</span>
+          <select [(ngModel)]="sale.purchaseId" (ngModelChange)="onSaleDealChange()">
+            <option [ngValue]="null">-- Select --</option>
+            @for (h of saleableHoldings; track h.certNo) {
+              <option [ngValue]="h.id">
+                {{ h.dealNo }} — {{ h.scriptName }} ({{ h.units | number: '1.0-6' }} units)
+              </option>
            }
          </select>
        </label>
-        <label class="inv-form-field"
-          ><span>* Script Code</span><input type="text" [(ngModel)]="sellForm.scriptCode"
-        /></label>
-        <label class="inv-form-field"><span>* Cert No</span><input type="text" [(ngModel)]="sellForm.certNo" /></label>
        <label class="inv-form-field">
-          <span>Buyer Code</span>
-          <select [(ngModel)]="sellForm.buyerCode">
+          <span>* Buyer (Party)</span>
+          <select [(ngModel)]="sale.partyCode">
            <option value="">-- Select --</option>
-            @for (p of partyOptions; track p.partyCode) {
-              <option [value]="p.partyName">{{ p.partyName }}</option>
+            @for (p of activePartyOptions; track p.partyCode) {
+              <option [value]="p.partyCode">{{ p.partyCode }} — {{ p.partyName }}</option>
            }
          </select>
        </label>
-        <label class="inv-form-field"><span>Sub Type</span><input type="text" [(ngModel)]="sellForm.subType" /></label>
-        <label class="inv-form-field"><span>* ISIN</span><input type="text" [(ngModel)]="sellForm.isin" /></label>
        <label class="inv-form-field"
-          ><span>TBill GL.A/C.</span><input type="text" [(ngModel)]="sellForm.tbillGlAc"
-        /></label>
-        <label class="inv-form-field"
-          ><span>* Deal Date</span><mifosx-date-ddmmyyyy [(ngModel)]="sellForm.dealDate"></mifosx-date-ddmmyyyy
+          ><span>* Deal Date</span
+          ><mifosx-date-ddmmyyyy [(ngModel)]="sale.dealDate" (ngModelChange)="refreshSaleQuote()"></mifosx-date-ddmmyyyy
        ></label>
        <label class="inv-form-field"
-          ><span>* Deal Time</span><input type="text" [(ngModel)]="sellForm.dealTime" placeholder="HH:mm:ss"
+          ><span>Deal Time</span><input type="time" step="1" [(ngModel)]="sale.dealTime"
        /></label>
        <label class="inv-form-field">
-          <span>Settlement Type</span>
-          <select [(ngModel)]="sellForm.settlementType">
+          <span>* Settlement Type</span>
+          <select [(ngModel)]="sale.settlementType" (ngModelChange)="refreshSaleQuote()">
            <option value="T+0">T+0</option>
            <option value="T+1">T+1</option>
            <option value="T+2">T+2</option>
          </select>
        </label>
        <label class="inv-form-field"
-          ><span>Settlement Dt</span><mifosx-date-ddmmyyyy [(ngModel)]="sellForm.settlementDt"></mifosx-date-ddmmyyyy
-        ></label>
-        <label class="inv-form-field"
-          ><span>* Face Value</span><input type="number" [(ngModel)]="sellForm.faceValue" min="0"
+          ><span>* Units to Sell</span
+          ><input type="number" min="0" [(ngModel)]="sale.units" (change)="refreshSaleQuote()"
        /></label>
        <label class="inv-form-field"
-          ><span>Sell Rate *</span><input type="number" [(ngModel)]="sellForm.sellRate" min="0" step="0.0001"
+          ><span>* Sale Rate (per ₹100)</span
+          ><input type="number" min="0" step="0.0001" [(ngModel)]="sale.saleRate" (change)="refreshSaleQuote()"
        /></label>
        <label class="inv-form-field"
-          ><span>* Unit Val</span><input type="number" [(ngModel)]="sellForm.unitVal" min="0"
-        /></label>
-        <label class="inv-form-field"
-          ><span>* Sell Unit</span><input type="number" [(ngModel)]="sellForm.sellUnit" min="0"
-        /></label>
-        <label class="inv-form-field"
-          ><span>TDS Amt.</span><input type="number" [(ngModel)]="sellForm.tdsAmt" min="0"
-        /></label>
-        <label class="inv-form-field"
-          ><span>Brokerage</span><input type="number" [(ngModel)]="sellForm.brokerage" min="0"
-        /></label>
-        <label class="inv-form-field"
-          ><span>* DB. To A/c</span><input type="text" [(ngModel)]="sellForm.dbToAc"
-        /></label>
-        <label class="inv-form-field"
-          ><span>Amortize Amt.</span><input type="number" [(ngModel)]="sellForm.amortizeAmt"
-        /></label>
-        <label class="inv-form-field"
-          ><span>Sale Diff (computed)</span><input type="text" [value]="sellSaleDiff | number: '1.2-2'" readonly
-        /></label>
-        <label class="inv-form-field"
-          ><span>Premium Loss (computed)</span><input type="text" [value]="sellPremiumLoss | number: '1.2-2'" readonly
-        /></label>
-        <label class="inv-form-field"
-          ><span>Accrued Int. (computed)</span
-          ><input type="text" [value]="sellAccruedInterest | number: '1.2-2'" readonly
-        /></label>
-        <label class="inv-form-field"
-          ><span>Days (computed)</span><input type="text" [value]="sellAccruedDays" readonly
-        /></label>
-        <label class="inv-form-field"
-          ><span>Consideration Amt. (computed)</span
-          ><input type="text" [value]="sellConsideration | number: '1.2-2'" readonly
-        /></label>
-        <label class="inv-form-field"
-          ><span>Pay Amt (computed)</span><input type="text" [value]="sellPayAmount | number: '1.2-2'" readonly
+          ><span>Brokerage</span
+          ><input type="number" min="0" [(ngModel)]="sale.brokerage" (change)="refreshSaleQuote()"
        /></label>
        <label class="inv-form-field">
-          <span>Recomm. Authority</span>
-          <select [(ngModel)]="sellForm.recommAuthority">
-            <option value="">-- Select --</option>
-            @for (a of authorityOptions; track a) {
-              <option [value]="a">{{ a }}</option>
-            }
-          </select>
-        </label>
-        <label class="inv-form-field">
-          <span>Sanction Authority</span>
-          <select [(ngModel)]="sellForm.sanctionAuthority">
-            <option value="">-- Select --</option>
-            @for (a of authorityOptions; track a) {
-              <option [value]="a">{{ a }}</option>
+          <span>* Amount received into (Bank)</span>
+          <select [(ngModel)]="sale.bankGlCode" (ngModelChange)="refreshSaleQuote()">
+            @for (g of settlementBankOptions; track g.glCode) {
+              <option [value]="g.glCode">{{ g.glCode }} — {{ g.glName }}</option>
            }
          </select>
        </label>
        <label class="inv-form-field"
-          ><span>CALL MONEY</span
-          ><input type="checkbox" [(ngModel)]="sellForm.callMoney" style="height: 18px; width: 18px"
+          ><span>{{ saleIsHtm ? '* ' : '' }}Sanction Authority</span
+          ><input
+            type="text"
+            maxlength="100"
+            [(ngModel)]="sale.sanctionAuthority"
+            placeholder="e.g. Board resolution no."
+        /></label>
+        <label class="inv-form-field"
+          ><span>{{ saleIsHtm ? '* Reason for sale' : 'Remarks' }}</span
+          ><input type="text" maxlength="500" [(ngModel)]="sale.remarks"
        /></label>
      </div>
+      @if (saleIsHtm) {
+        <p class="pg-sub" style="padding: 0 16px">
+          HTM securities are not sold except under liquidity stress, with the Board's permission and the reason
+          recorded.
+        </p>
+      }
+      @if (saleQuoteError) {
+        <p class="pg-sub" style="padding: 0 16px; color: #b42318">{{ saleQuoteError }}</p>
+      }
+      @if (saleQuote; as q) {
+        <div class="pos-section-label">Sale Calculation — settlement date {{ q.settlementDate }}</div>
+        <div class="inv-form-grid">
+          <label class="inv-form-field"
+            ><span>Face Value Sold</span><input type="text" [value]="'₹' + (q.faceValue | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Sale Price</span><input type="text" [value]="'₹' + (q.consideration | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Cost (Book Value)</span
+            ><input type="text" [value]="'₹' + (q.bookValueSold | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field">
+            <span>{{ q.profitLoss >= 0 ? 'Profit on Sale' : 'Loss on Sale' }}</span>
+            <input
+              type="text"
+              [value]="'₹' + ((q.profitLoss < 0 ? -q.profitLoss : q.profitLoss) | number: '1.2-2')"
+              readonly
+            />
+          </label>
+          <label class="inv-form-field"
+            ><span>Net Amount to Bank</span><input type="text" [value]="'₹' + (q.netAmount | number: '1.2-2')" readonly
+          /></label>
+        </div>
+        <p class="pg-sub" style="padding: 0 16px">
+          On Settle: Dr Bank ₹{{ q.netAmount | number: '1.2-2' }}
+          @if (q.brokerage) {
+            · Dr 500602 Brokerage ₹{{ q.brokerage | number: '1.2-2' }}
+          }
+          · Cr {{ q.investmentGlCode }} Investment ₹{{
+            q.bookValueSold - (splitPremium(q) ? q.premiumCleared! : 0) | number: '1.2-2'
+          }}
+          @if (splitPremium(q)) {
+            · Cr {{ q.premiumGlCode }} Premium ₹{{ q.premiumCleared | number: '1.2-2' }}
+          }
+          @if (q.profitLoss > 0) {
+            · Cr 400405 Profit ₹{{ q.profitLoss | number: '1.2-2' }}
+          } @else if (q.profitLoss < 0) {
+            · Dr 500605 Loss ₹{{ -q.profitLoss | number: '1.2-2' }}
+          }
+        </p>
+        @if (q.accruedInterest) {
+          <p class="pg-sub" style="padding: 0 16px">
+            <strong>Interest — manual entry:</strong> the buyer also pays interest for {{ q.accruedDays }} days since
+            the last coupon, ₹{{ q.accruedInterest | number: '1.2-2' }}. It is not in this voucher; when it reaches the
+            bank, pass a journal entry: Dr Bank ₹{{ q.accruedInterest | number: '1.2-2' }}
+            @if (q.receivableCleared) {
+              · Cr 100603 Int. Receivable ₹{{ q.receivableCleared | number: '1.2-2' }} (already provisioned)
+            }
+            · Cr Int. Income ₹{{ q.interestIncome | number: '1.2-2' }}
+          </p>
+        }
+      }
      <div class="inv-form-actions">
-        <button type="button" class="pg-btn pg-btn--primary" (click)="saveSell()">Save</button>
-        <button type="button" class="pg-btn pg-btn--ghost" (click)="searchPurchaseForSell()">Retrieve</button>
-        <button type="button" class="pg-btn pg-btn--ghost" (click)="cancelSell()">Cancel</button>
-        <button type="button" class="pg-btn pg-btn--ghost" (click)="exitSell()">Exit</button>
+        <button type="button" class="pg-btn pg-btn--primary" [disabled]="savingSale" (click)="saveSale()">Save</button>
+        <button type="button" class="pg-btn pg-btn--ghost" (click)="resetSale()">Cancel</button>
+        <button type="button" class="pg-btn pg-btn--ghost" (click)="setTab('holdings')">Exit</button>
      </div>
+
+      <div class="pos-section-label">Pending Sales — settle on or after the settlement date</div>
+      <table class="pg-table">
+        <thead>
+          <tr>
+            <th>Deal No</th>
+            <th>Script</th>
+            <th>Buyer</th>
+            <th class="num">Units</th>
+            <th class="num">Rate</th>
+            <th>Settlement Date</th>
+            <th class="num">Net Amount</th>
+            <th class="num">Profit / Loss</th>
+            <th></th>
+          </tr>
+        </thead>
+        <tbody>
+          @for (s of pendingSalesForType; track s.id) {
+            <tr>
+              <td>
+                <span class="pg-chip">{{ s.dealNo }}</span>
+              </td>
+              <td>{{ s.scriptCode }} — {{ s.scriptDesc }}</td>
+              <td>{{ s.partyName }}</td>
+              <td class="num">{{ s.units | number: '1.0-6' }}</td>
+              <td class="num">{{ s.saleRate }}</td>
+              <td>{{ s.settlementDate }}</td>
+              <td class="num">₹{{ s.netAmount | number: '1.2-2' }}</td>
+              <td class="num">₹{{ s.profitLoss | number: '1.2-2' }}</td>
+              <td style="white-space: nowrap">
+                <button type="button" class="pg-btn pg-btn--primary" (click)="settleSale(s)">Settle</button>
+                <button type="button" class="pg-btn pg-btn--ghost" (click)="dropSale(s)">Drop</button>
+              </td>
+            </tr>
+          } @empty {
+            <tr>
+              <td colspan="9" class="pg-empty">No pending sales.</td>
+            </tr>
+          }
+        </tbody>
+      </table>
    </div>
  }

  <!-- ===================== 05 WRITE OFF ENTRY ===================== -->
  @if (activeTab === 'writeoff') {
    <div class="pg-card">
-      <div class="pos-section-label">Investment - Write Off Entry Gov/Bond</div>
+      <div class="pos-section-label">
+        Investment - Write Off Entry Gov/Bond (book the loss when the value has fallen)
+      </div>
      <div class="inv-form-grid">
        <label class="inv-form-field">
-          <span>Cert No *</span>
-          <select [(ngModel)]="writeoffCertNo">
-            <option value="">-- Select --</option>
-            @for (h of activeHoldingsForType; track h.certNo) {
-              <option [value]="h.certNo">{{ h.certNo }} — {{ h.scriptName }}</option>
+          <span>* Deal No</span>
+          <select [(ngModel)]="writeoffPurchaseId">
+            <option [ngValue]="null">-- Select --</option>
+            @for (h of saleableHoldings; track h.certNo) {
+              <option [ngValue]="h.id">{{ h.dealNo }} — {{ h.scriptCode }} {{ h.scriptName }}</option>
            }
          </select>
        </label>
        @if (writeoffHolding; as h) {
          <label class="inv-form-field"
-            ><span>Face Value to be Written Off</span
-            ><input type="text" [value]="'₹' + (h.faceValue | number: '1.2-2')" readonly
+            ><span>Face Value</span><input type="text" [value]="'₹' + (h.faceValue | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Book Value (now)</span
+            ><input type="text" [value]="'₹' + (carryingValue(h) | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>* Loss to Write Off (₹)</span><input type="number" min="0" [(ngModel)]="writeoffAmount"
+          /></label>
+          <label class="inv-form-field"
+            ><span>Book Value after Write-off</span
+            ><input type="text" [value]="'₹' + (carryingValue(h) - (writeoffAmount || 0) | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>* Reason</span><input type="text" maxlength="500" [(ngModel)]="writeoffReason"
          /></label>
        }
-        <label class="inv-form-field"><span>Reason *</span><input type="text" [(ngModel)]="writeoffReason" /></label>
      </div>
+      @if (writeoffHolding && writeoffAmount) {
+        <p class="pg-sub" style="padding: 0 16px">
+          Voucher: Dr 500605 Loss on Investments ₹{{ writeoffAmount | number: '1.2-2' }} / Cr
+          {{ writeoffHolding!.glCode }} Investment ₹{{ writeoffAmount | number: '1.2-2' }}. The loss is an expense of
+          the year; the units stay held and later sales or the redemption work from the lower book value.
+        </p>
+      }
      <div class="inv-form-actions">
-        <button type="button" class="pg-btn pg-btn--primary" (click)="saveWriteoff()">Save</button>
+        <button
+          type="button"
+          class="pg-btn pg-btn--primary"
+          [disabled]="!writeoffHolding || !writeoffAmount || writingOff"
+          (click)="saveWriteoff()"
+        >
+          Write Off
+        </button>
        <button type="button" class="pg-btn pg-btn--ghost" (click)="setTab('holdings')">Exit</button>
      </div>
    </div>
@@ -1097,33 +1203,104 @@
  <!-- ===================== 06 AMORTIZE ENTRY ===================== -->
  @if (activeTab === 'amortize') {
    <div class="pg-card">
-      <div class="pos-section-label">Investment - Amortize Entry (Premium / Discount)</div>
+      <div class="pos-section-label">
+        Investment - Amortize Entry (premium of HTM securities written off evenly to maturity, every 31 March)
+      </div>
      <div class="inv-form-grid">
        <label class="inv-form-field">
-          <span>Cert No *</span>
-          <select [(ngModel)]="amortizeCertNo">
-            <option value="">-- Select --</option>
-            @for (h of activeHoldingsForType; track h.certNo) {
-              <option [value]="h.certNo">{{ h.certNo }} — {{ h.scriptName }}</option>
+          <span>* Deal No</span>
+          <select [(ngModel)]="amortizePurchaseId" (ngModelChange)="onAmortizeDealChange()">
+            <option [ngValue]="null">-- Select --</option>
+            @for (h of premiumHoldings; track h.certNo) {
+              <option [ngValue]="h.id">
+                {{ h.dealNo }} — {{ h.scriptCode }} {{ h.scriptName }} &#64; {{ h.purchaseRate }}
+              </option>
            }
          </select>
        </label>
-        @if (amortizeHolding; as h) {
+        @if (amortSchedule; as d) {
          <label class="inv-form-field"
-            ><span>Purchase Rate</span><input type="text" [value]="h.purchaseRate" readonly
+            ><span>Face Value</span><input type="text" [value]="'₹' + (d.faceValue | number: '1.2-2')" readonly
          /></label>
          <label class="inv-form-field"
-            ><span>Suggested Yearly Amortization</span
-            ><input type="text" [value]="'₹' + (suggestedAmortizeAmt | number: '1.2-2')" readonly
+            ><span>Premium Paid</span><input type="text" [value]="'₹' + (d.premium | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Premium Still to Amortise</span
+            ><input type="text" [value]="'₹' + (d.unamortisedPremium | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Book Value (now)</span><input type="text" [value]="'₹' + (d.bookValue | number: '1.2-2')" readonly
+          /></label>
+          <label class="inv-form-field"
+            ><span>Settlement → Maturity</span
+            ><input type="text" [value]="d.settlementDate + ' → ' + d.maturityDate" readonly
          /></label>
        }
-        <label class="inv-form-field"
-          ><span>Amortize Amount</span
-          ><input type="number" [(ngModel)]="amortizeAmt" min="0" [placeholder]="suggestedAmortizeAmt"
-        /></label>
      </div>
+      @if (!premiumHoldings.length) {
+        <p class="pg-sub" style="padding: 0 16px">
+          No active HTM holding was bought above face value, so there is no premium to amortise.
+        </p>
+      }
+      @if (amortSchedule; as d) {
+        <p class="pg-sub" style="padding: 0 16px">
+          Each 31 March: premium still to amortise × days in the period ÷ days left to maturity. Voucher: Dr 500604
+          Amortisation of Premium / Cr {{ d.premiumGlCode }}. The last part is written off with the redemption.
+        </p>
+        <table class="pg-table">
+          <thead>
+            <tr>
+              <th>Year End</th>
+              <th>Period</th>
+              <th class="num">Days</th>
+              <th class="num col-out">Amortisation</th>
+              <th class="num">Premium Left</th>
+              <th>Status</th>
+              <th></th>
+            </tr>
+          </thead>
+          <tbody>
+            @for (r of d.rows; track r.fyEnd) {
+              <tr>
+                <td>{{ r.kind === 'MATURITY' ? 'Maturity ' + r.fyEnd : r.fyEnd }}</td>
+                <td>{{ r.fromDate }} → {{ r.toDate }}</td>
+                <td class="num">{{ r.days }}</td>
+                <td class="num col-out">₹{{ r.amount | number: '1.2-2' }}</td>
+                <td class="num">
+                  {{
+                    r.premiumAfter === null || r.premiumAfter === undefined
+                      ? ''
+                      : '₹' + (r.premiumAfter | number: '1.2-2')
+                  }}
+                </td>
+                <td>
+                  @if (r.posted) {
+                    <span class="pg-chip">Posted {{ r.voucherNo }}</span>
+                  } @else if (r.kind === 'MATURITY') {
+                    With redemption
+                  } @else {
+                    Projected
+                  }
+                </td>
+                <td>
+                  @if (r.postable) {
+                    <button
+                      type="button"
+                      class="pg-btn pg-btn--primary"
+                      [disabled]="amortizing"
+                      (click)="amortizeRow(r.fyEnd)"
+                    >
+                      Generate
+                    </button>
+                  }
+                </td>
+              </tr>
+            }
+          </tbody>
+        </table>
+      }
      <div class="inv-form-actions">
-        <button type="button" class="pg-btn pg-btn--primary" (click)="saveAmortize()">Save</button>
        <button type="button" class="pg-btn pg-btn--ghost" (click)="setTab('holdings')">Exit</button>
      </div>
    </div>
@@ -1132,49 +1309,65 @@
  <!-- ===================== 07 AMORTIZE YEARLY PROCESS ===================== -->
  @if (activeTab === 'amortizeYearly') {
    <div class="pg-card">
-      <div class="pos-section-label">Investment - Amortize Yearly Process</div>
+      <div class="pos-section-label">
+        Investment - Amortize Yearly Process (all HTM premium holdings for a 31 March)
+      </div>
      <div class="inv-form-grid">
        <label class="inv-form-field"
-          ><span>Financial Year</span><input type="text" [(ngModel)]="amortizeYear"
+          ><span>* Year End (31-03-YYYY)</span><input type="text" maxlength="10" [(ngModel)]="amortizeFyEnd"
        /></label>
        <label class="inv-form-field"
-          ><span>Holdings to Process</span><input type="text" [value]="amortizeYearlyTargets.length" readonly
+          ><span>Holdings Due</span><input type="text" [value]="amortizeDue.length" readonly
        /></label>
        <label class="inv-form-field"
-          ><span>Total Amortization</span
-          ><input type="text" [value]="'₹' + (amortizeYearlyTotal | number: '1.2-2')" readonly
+          ><span>Total Amortisation</span
+          ><input type="text" [value]="'₹' + (amortizeDueTotal | number: '1.2-2')" readonly
        /></label>
      </div>
      <div class="inv-form-actions">
-        <button type="button" class="pg-btn pg-btn--primary" (click)="runAmortizeYearly()">Process</button>
+        <button type="button" class="pg-btn pg-btn--ghost" (click)="loadAmortizeDue()">Show Due</button>
+        <button
+          type="button"
+          class="pg-btn pg-btn--primary"
+          [disabled]="!amortizeDue.length || amortizing"
+          (click)="runAmortizeYearly()"
+        >
+          Process
+        </button>
        <button type="button" class="pg-btn pg-btn--ghost" (click)="setTab('holdings')">Exit</button>
      </div>
      <table class="pg-table">
        <thead>
          <tr>
-            <th>Cert No</th>
+            <th>Deal No</th>
            <th>Script</th>
-            <th class="num">Face Value</th>
-            <th class="num">Purchase Rate</th>
-            <th>Maturity Date</th>
-            <th class="num col-out">Yearly Amortization</th>
+            <th>Period</th>
+            <th class="num">Days</th>
+            <th class="num">Premium Left</th>
+            <th class="num col-out">Amortisation</th>
          </tr>
        </thead>
        <tbody>
-          @for (t of amortizeYearlyTargets; track t.holding.certNo) {
+          @for (d of amortizeDue; track d.purchaseId) {
            <tr>
              <td>
-                <span class="pg-chip">{{ t.holding.certNo }}</span>
+                <span class="pg-chip">{{ d.dealNo }}</span>
              </td>
-              <td>{{ t.holding.scriptName }}</td>
-              <td class="num">₹{{ t.holding.faceValue | number: '1.2-2' }}</td>
-              <td class="num">{{ t.holding.purchaseRate }}</td>
-              <td>{{ t.holding.maturityDate }}</td>
-              <td class="num col-out">₹{{ t.amount | number: '1.2-2' }}</td>
+              <td>{{ d.scriptCode }} {{ d.scriptDesc }}</td>
+              <td>{{ d.fromDate }} → {{ d.fyEnd }}</td>
+              <td class="num">{{ d.days }}</td>
+              <td class="num">₹{{ d.unamortisedPremium | number: '1.2-2' }}</td>
+              <td class="num col-out">₹{{ d.amount | number: '1.2-2' }}</td>
            </tr>
          } @empty {
            <tr>
-              <td colspan="6" class="pg-empty">No premium-carrying holdings require amortization.</td>
+              <td colspan="6" class="pg-empty">
+                {{
+                  amortizeDueLoaded
+                    ? 'No holding has amortisation due for ' + amortizeFyEnd + '.'
+                    : 'Enter the year end and click Show Due.'
+                }}
+              </td>
            </tr>
          }
        </tbody>
@@ -1185,47 +1378,74 @@
  <!-- ===================== 08 GOI CATEGORY TRANSFER ===================== -->
  @if (activeTab === 'goiTransfer') {
    <div class="pg-card">
-      <div class="pos-section-label">Investment - GOI Category Transfer (HTM / AFS / HFT shift)</div>
+      <div class="pos-section-label">
+        Investment - GOI Category Transfer (replace with a security of the same terms)
+      </div>
      <div class="inv-form-grid">
        <label class="inv-form-field">
-          <span>Cert No *</span>
-          <select [(ngModel)]="goiCertNo">
-            <option value="">-- Select --</option>
-            @for (h of holdings; track h.certNo) {
-              <option [value]="h.certNo">{{ h.certNo }} — {{ h.scriptName }}</option>
+          <span>* Deal No</span>
+          <select [(ngModel)]="goiPurchaseId" (ngModelChange)="onGoiDealChange()">
+            <option [ngValue]="null">-- Select --</option>
+            @for (h of saleableHoldings; track h.certNo) {
+              <option [ngValue]="h.id">{{ h.dealNo }} — {{ h.scriptCode }} {{ h.scriptName }}</option>
            }
          </select>
        </label>
        @if (goiHolding; as h) {
-          <label class="inv-form-field"><span>Script</span><input type="text" [value]="h.scriptName" readonly /></label>
+          <label class="inv-form-field"
+            ><span>Units</span><input type="text" [value]="h.units | number: '1.0-6'" readonly
+          /></label>
          <label class="inv-form-field"
            ><span>Face Value</span><input type="text" [value]="'₹' + (h.faceValue | number: '1.2-2')" readonly
          /></label>
+          <label class="inv-form-field"
+            ><span>Current GL</span><input type="text" [value]="h.glCode + ' — ' + h.glName" readonly
+          /></label>
+          <label class="inv-form-field">
+            <span>* Transfer to Security</span>
+            <select [(ngModel)]="goiToScriptCode">
+              <option value="">-- Select --</option>
+              @for (x of goiTargetScripts; track x.scriptCode) {
+                <option [value]="x.scriptCode">{{ x.scriptCode }} — {{ x.scriptName }} ({{ x.isin }})</option>
+              }
+            </select>
+          </label>
+          @if (goiToScript; as to) {
+            <label class="inv-form-field"
+              ><span>New GL</span><input type="text" [value]="to.glCode + ' — ' + to.glName" readonly
+            /></label>
+          }
+          <label class="inv-form-field"
+            ><span>Remarks</span><input type="text" maxlength="500" [(ngModel)]="goiRemarks"
+          /></label>
        }
-        <label class="inv-form-field">
-          <span>From Category *</span>
-          <select [(ngModel)]="goiFromCategory">
-            <option value="">-- Select --</option>
-            @for (c of categoryOptions; track c) {
-              <option [value]="c">{{ c }}</option>
-            }
-          </select>
-        </label>
-        <label class="inv-form-field">
-          <span>To Category *</span>
-          <select [(ngModel)]="goiToCategory">
-            <option value="">-- Select --</option>
-            @for (c of categoryOptions; track c) {
-              <option [value]="c">{{ c }}</option>
-            }
-          </select>
-        </label>
-        <label class="inv-form-field"
-          ><span>Transfer Date *</span><mifosx-date-ddmmyyyy [(ngModel)]="goiTransferDate"></mifosx-date-ddmmyyyy
-        ></label>
      </div>
+      @if (goiHolding && !goiTargetScripts.length) {
+        <p class="pg-sub" style="padding: 0 16px">
+          No other active security with the same coupon rate, maturity date and unit value. Add it in Script Master
+          first.
+        </p>
+      }
+      @if (goiHolding && goiToScript; as to) {
+        <p class="pg-sub" style="padding: 0 16px">
+          @if (to.glCode === goiHolding!.glCode) {
+            Same GL — the deal moves to {{ to.scriptCode }}; no accounting entry is needed.
+          } @else {
+            Voucher on transfer: Dr {{ to.glCode }} / Cr {{ goiHolding!.glCode }} at the book value of the holding; any
+            premium not yet amortised stays in 100707.
+          }
+          Units, book value and the interest schedule stay the same.
+        </p>
+      }
      <div class="inv-form-actions">
-        <button type="button" class="pg-btn pg-btn--primary" (click)="saveGoiTransfer()">Save</button>
+        <button
+          type="button"
+          class="pg-btn pg-btn--primary"
+          [disabled]="!goiToScript || goiSaving"
+          (click)="saveGoiTransfer()"
+        >
+          Transfer
+        </button>
        <button type="button" class="pg-btn pg-btn--ghost" (click)="setTab('holdings')">Exit</button>
      </div>
    </div>
@@ -28,6 +28,7 @@ export type TxnType =
  | 'REDEEM'
  | 'WRITE_OFF'
  | 'AMORTIZE'
+  | 'TRANSFER'
  | 'PART_PAYMENT';

 export const INSTRUMENT_LABELS: Record<InstrumentType, string> = {
@@ -135,6 +136,8 @@ export interface InvestmentHolding {
  settlementAmount?: number;
  /** Settlement date of the deal (deal date + T+n) — it can be settled on or after this day. */
  settlementDate?: string;
+  /** Last coupon date before the purchase; coupons fall every six months from it. */
+  lastIntDate?: string;
  /** Journal entry transaction posted when the deal was settled. */
  glTransactionId?: string;
 }
@@ -1524,6 +1527,8 @@ export const BROKEN_PERIOD_INTEREST_GL: InvestmentGlOption = {
 export const STAMP_DUTY_GL: InvestmentGlOption = { glCode: '500601', glName: 'STAMP DUTY ON INVESTMENTS' };
 export const BROKERAGE_GL: InvestmentGlOption = { glCode: '500602', glName: 'BROKERAGE ON INVESTMENTS' };
 export const OTHER_CHARGES_GL: InvestmentGlOption = { glCode: '500603', glName: 'OTHER CHARGES ON INVESTMENTS' };
+/** Premium paid over face value, held until amortised to maturity (Jitendra Sir). */
+export const PREMIUM_ON_INVESTMENTS_GL: InvestmentGlOption = { glCode: '100707', glName: 'PREMIUM ON INVESTMENTS' };

 /** Interest receivable (the senior's "Provision A/c") — debited for interest bought from the seller. */
 export const INTEREST_RECEIVABLE_GL: InvestmentGlOption = {
@@ -286,7 +286,7 @@
          ><mifosx-date-ddmmyyyy [(ngModel)]="scriptForm.issueDate"></mifosx-date-ddmmyyyy
        ></label>
        <label class="inv-form-field"
-          ><span>Redum / Mat Date</span
+          ><span>{{ scriptIsDebtSecurity ? '* ' : '' }}Redum / Mat Date</span
          ><mifosx-date-ddmmyyyy [(ngModel)]="scriptForm.maturityDate"></mifosx-date-ddmmyyyy
        ></label>
        <label class="inv-form-field"
@@ -53,6 +53,10 @@ type MasterTab =
 * Investment master-data screens (legacy "04-13" Entry submenu masters) — 9 simple dummy
 * lists, each with an inline Add-row form so the demo stays interactive without a backend.
 */
+/** Detail GLs under the 100700 INVESTMENTS head; 100707 holds premium only, never a party's or script's GL. */
+const INVESTMENT_GL_HEAD_PREFIX = '1007';
+const PREMIUM_ON_INVESTMENTS_GL_CODE = '100707';
+
@Component({
  selector: 'mifosx-investment-masters',
  templateUrl: './investment-masters.component.html',
@@ -120,7 +124,7 @@ export class InvestmentMastersComponent implements OnInit {
  saving = false;
  readonly bankTypeOptions = BANK_TYPE_OPTIONS;
  readonly slrTypeOptions = SLR_TYPE_OPTIONS;
-  /** Enabled ASSET detail GLs from the chart of accounts. */
+  /** Investment GLs (under the 100700 INVESTMENTS head) a party or script can be mapped to — not loans, banks or test GLs. */
  investmentGlOptions: InvestmentGlAccount[] = [];
  newSubType: Partial<SubTypeMaster> = {};
  newBroker: Partial<BrokerMaster> = {};
@@ -133,7 +137,10 @@ export class InvestmentMastersComponent implements OnInit {
  ngOnInit(): void {
    this.loadDailyRates();
    this.investmentService.getAssetGlAccounts().subscribe({
-      next: (gls) => (this.investmentGlOptions = gls),
+      next: (gls) =>
+        (this.investmentGlOptions = gls.filter(
+          (g) => g.glCode.startsWith(INVESTMENT_GL_HEAD_PREFIX) && g.glCode !== PREMIUM_ON_INVESTMENTS_GL_CODE
+        )),
      error: (err) => this.toast(`Could not load GL accounts: ${apiErrorMessage(err)}`)
    });
    this.reloadMasters();
@@ -287,8 +294,8 @@ export class InvestmentMastersComponent implements OnInit {
      this.toast('Enter Bond Type, Script Desc and GL A/c No.');
      return;
    }
-    if (this.scriptIsDebtSecurity && (!f.isin || f.couponRate == null || !f.issueDate)) {
-      this.toast('Enter ISIN, Int Rate and Issue Date for this security.');
+    if (this.scriptIsDebtSecurity && (!f.isin || f.couponRate == null || !f.issueDate || !f.maturityDate)) {
+      this.toast('Enter ISIN, Int Rate, Issue Date and Maturity Date for this security.');
      return;
    }
    const body = {
@@ -175,6 +175,73 @@ export class InvestmentService {
  }

  /** Coupon and 31 Mar / 30 Sep provision lines of a holding up to maturity (calculated, not posted). */
+  /** GOI Category Transfers, newest first. */
+  getTransfers(): Observable<InvestmentSecurityTransferDto[]> {
+    return this.http.get<InvestmentSecurityTransferDto[]>('/investment/transfers');
+  }
+
+  /** Moves a holding to another security of the same terms; a voucher is raised only when the GL changes. */
+  transferSecurity(purchaseId: number, body: object): Observable<{ resourceIdentifier?: string }> {
+    return this.http.post<{ resourceIdentifier?: string }>(`/investment/purchases/${purchaseId}/transfer`, body);
+  }
+
+  /** Sales and redemptions, newest first (pending sales included). */
+  getSales(): Observable<InvestmentSaleDto[]> {
+    return this.http.get<InvestmentSaleDto[]>('/investment/sales');
+  }
+
+  /** What a sale would come to before it is saved (dealDate dd-MM-yyyy). */
+  quoteSale(params: Record<string, string | number>): Observable<InvestmentSaleDto> {
+    return this.http.get<InvestmentSaleDto>('/investment/sales/quote', { params });
+  }
+
+  createSale(body: object): Observable<{ resourceId?: number; resourceIdentifier?: string }> {
+    return this.http.post<{ resourceId?: number; resourceIdentifier?: string }>('/investment/sales', body);
+  }
+
+  /** Posts a pending sale on or after its settlement date; the voucher number comes back as resourceIdentifier. */
+  settleSale(saleId: number): Observable<{ resourceIdentifier?: string }> {
+    return this.http.post<{ resourceIdentifier?: string }>(`/investment/sales/${saleId}/settle`, {});
+  }
+
+  deleteSale(saleId: number): Observable<unknown> {
+    return this.http.delete(`/investment/sales/${saleId}`);
+  }
+
+  /** Premium amortisation schedule of a holding (06 Amortize Entry). */
+  getAmortisation(purchaseId: number): Observable<InvestmentAmortisationDto> {
+    return this.http.get<InvestmentAmortisationDto>(`/investment/amortisation/${purchaseId}`);
+  }
+
+  /** Holdings due for amortisation on a 31 March (07 Amortize Yearly Process). */
+  getAmortisationDue(fyEnd: string): Observable<InvestmentAmortisationDueDto[]> {
+    return this.http.get<InvestmentAmortisationDueDto[]>(`/investment/amortisation/due?fyEnd=${fyEnd}`);
+  }
+
+  /** Posts amortisation for a 31 March: one holding when purchaseId is given, else every holding due. */
+  amortise(body: object): Observable<{ resourceIdentifier?: string }> {
+    return this.http.post<{ resourceIdentifier?: string }>('/investment/amortisation', body);
+  }
+
+  /** Writes part of a holding's book value off as a loss (Dr Loss / Cr Investment); the units stay held. */
+  writeOff(purchaseId: number, body: object): Observable<{ resourceIdentifier?: string }> {
+    return this.http.post<{ resourceIdentifier?: string }>(`/investment/purchases/${purchaseId}/write-off`, body);
+  }
+
+  /** What the redemption at maturity will post; refused before maturity. */
+  redemptionQuote(purchaseId: number): Observable<InvestmentSaleDto> {
+    return this.http.get<InvestmentSaleDto>(`/investment/purchases/${purchaseId}/redemption-quote`);
+  }
+
+  redeem(purchaseId: number, body: object): Observable<{ resourceIdentifier?: string }> {
+    return this.http.post<{ resourceIdentifier?: string }>(`/investment/purchases/${purchaseId}/redeem`, body);
+  }
+
+  /** Interest lines already posted (coupons and provisions), newest first. */
+  getInterestPostings(): Observable<InvestmentInterestPostingDto[]> {
+    return this.http.get<InvestmentInterestPostingDto[]>('/investment/interest-postings');
+  }
+
  /** Interest lines of all holdings that are due now or within the next few days. */
  getDueInterest(): Observable<InvestmentInterestDueDto[]> {
    return this.http.get<InvestmentInterestDueDto[]>('/investment/interest-postings/due');
@@ -329,7 +396,8 @@ export function toHolding(p: InvestmentPurchaseDto): InvestmentHolding {
    party: p.partyName,
    partyCode: p.partyCode,
    subType: p.subType ?? '',
-    faceValue: p.faceValue,
+    // Face value still held after any part sale.
+    faceValue: p.units ? Math.round((p.faceValue * p.balanceUnits * 100) / p.units) / 100 : p.faceValue,
    purchaseRate: p.purchaseRate,
    units: p.balanceUnits,
    purchaseDate: p.settlementDate,
@@ -340,8 +408,9 @@ export function toHolding(p: InvestmentPurchaseDto): InvestmentHolding {
    glName: p.investmentGlName,
    crToAc: p.crGlCode,
    brokerCode: '',
-    status: p.status as HoldingStatus,
+    status: (p.status === 'REDEEMED' ? 'MATURED' : p.status) as HoldingStatus,
    settlementDate: p.settlementDate,
+    lastIntDate: p.lastIntDate,
    glTransactionId: p.glTransactionId,
    category: p.category,
    bookValue: p.bookValue,
@@ -372,6 +441,142 @@ export interface InvestmentInterestRowDto {
 }

 /** A holding's next interest line that is due (or due within the reminder window) — a task to post. */
+/** A sale (before maturity) or redemption (at maturity) of a holding; also the shape of a quote before saving. */
+/** One line of a holding's premium amortisation schedule (31 March, or the remainder at maturity). */
+export interface InvestmentAmortisationRowDto {
+  kind: 'YEAR' | 'MATURITY';
+  fyEnd: string;
+  fromDate: string;
+  toDate: string;
+  days: number;
+  amount: number;
+  premiumAfter?: number;
+  posted: boolean;
+  voucherNo?: string;
+  glTransactionId?: string;
+  postable: boolean;
+}
+
+export interface InvestmentAmortisationDto {
+  purchaseId: number;
+  dealNo: string;
+  certNo: string;
+  scriptCode: string;
+  scriptDesc: string;
+  category: string;
+  settlementDate: string;
+  maturityDate: string;
+  faceValue: number;
+  premium: number;
+  unamortisedPremium: number;
+  bookValue: number;
+  premiumGlCode: string;
+  rows: InvestmentAmortisationRowDto[];
+}
+
+/** A holding whose premium amortisation falls due on a 31 March. */
+export interface InvestmentAmortisationDueDto {
+  purchaseId: number;
+  dealNo: string;
+  certNo: string;
+  scriptCode: string;
+  scriptDesc: string;
+  fyEnd: string;
+  fromDate: string;
+  days: number;
+  unamortisedPremium: number;
+  amount: number;
+}
+
+export interface InvestmentSaleDto {
+  id?: number;
+  purchaseId: number;
+  dealNo: string;
+  certNo: string;
+  bondType: string;
+  scriptCode: string;
+  scriptDesc: string;
+  saleType: 'SELL' | 'REDEEM' | 'WRITEOFF' | 'AMORTISE';
+  partyId?: number;
+  partyName?: string;
+  dealDate: string;
+  dealTime?: string;
+  settlementType?: string;
+  settlementDate: string;
+  units: number;
+  faceValue: number;
+  saleRate: number;
+  consideration: number;
+  accruedDays: number;
+  accruedInterest: number;
+  receivableCleared: number;
+  interestIncome: number;
+  brokerage: number;
+  bookValueSold: number;
+  /** Part of the book value taken off that was unamortised premium. */
+  premiumCleared?: number;
+  /** GL the premium share is credited to (100707, or the investment GL on older deals). */
+  premiumGlCode?: string;
+  profitLoss: number;
+  netAmount: number;
+  bankGlAccountId: number;
+  bankGlCode: string;
+  bankGlName: string;
+  investmentGlCode: string;
+  sanctionAuthority?: string;
+  remarks?: string;
+  status: 'PENDING_SETTLEMENT' | 'SETTLED';
+  glTransactionId?: string;
+  voucherNo?: string;
+  settledOnDate?: string;
+}
+
+/** A GOI Category Transfer: a holding moved to another security of the same terms. */
+export interface InvestmentSecurityTransferDto {
+  id: number;
+  purchaseId: number;
+  dealNo: string;
+  certNo: string;
+  bondType: string;
+  fromScriptCode: string;
+  fromScriptDesc: string;
+  toScriptCode: string;
+  toScriptDesc: string;
+  fromGlCode: string;
+  toGlCode: string;
+  toGlName: string;
+  transferDate: string;
+  units: number;
+  bookValue: number;
+  remarks?: string;
+  glTransactionId?: string;
+  voucherNo?: string;
+}
+
+/** An interest line already posted to GL with its JV voucher. */
+export interface InvestmentInterestPostingDto {
+  id: number;
+  purchaseId: number;
+  dealNo: string;
+  certNo: string;
+  bondType: string;
+  scriptDesc: string;
+  lineType: 'COUPON' | 'PROVISION';
+  intDate: string;
+  fromDate: string;
+  toDate: string;
+  grossInterest: number;
+  alreadyBooked: number;
+  amount: number;
+  drGlCode: string;
+  drGlName: string;
+  incomeGlCode: string;
+  incomeGlName: string;
+  glTransactionId: string;
+  voucherNo: string;
+  postedOnDate: string;
+}
+
 export interface InvestmentInterestDueDto {
  purchaseId: number;
  dealNo: string;
Author	SHA1	Message	Date
anshul	e1b33827ea	fix(investment): maturity date mandatory on script master	2026-10-16 12:11:49 +05:30
anshul	8ed8f92b00	feat(investment): sell, redemption, write-off, GOI transfer and amortize screens	2026-10-15 18:45:21 +05:30
anshul	c9feeae3cb	feat(investment): interest in transaction log, accrued interest since last coupon, investment-only GL list	2026-10-14 17:40:08 +05:30