diff --git a/src/main/java/com/divudi/bean/common/SearchController.java b/src/main/java/com/divudi/bean/common/SearchController.java
index 24490b1552..2f4ab1ba48 100644
--- a/src/main/java/com/divudi/bean/common/SearchController.java
+++ b/src/main/java/com/divudi/bean/common/SearchController.java
@@ -2780,6 +2780,16 @@ public double getOpdSaleSummaryDiscountTotal() {
                 .sum();
     }
 
+    public double getOpdSaleSummaryServiceChargeTotal() {
+        if (opdSaleSummaryDtos == null || opdSaleSummaryDtos.isEmpty()) {
+            return 0.0;
+        }
+        return opdSaleSummaryDtos.stream()
+                .filter(dto -> dto.getServiceCharge() != null)
+                .mapToDouble(OpdSaleSummaryDTO::getServiceCharge)
+                .sum();
+    }
+
     public int getOpdAnalyticsIndex() {
         return opdAnalyticsIndex;
     }
diff --git a/src/main/java/com/divudi/core/data/dto/OpdSaleSummaryDTO.java b/src/main/java/com/divudi/core/data/dto/OpdSaleSummaryDTO.java
index 0ccb3d9046..9ab16897d9 100644
--- a/src/main/java/com/divudi/core/data/dto/OpdSaleSummaryDTO.java
+++ b/src/main/java/com/divudi/core/data/dto/OpdSaleSummaryDTO.java
@@ -29,6 +29,10 @@ public class OpdSaleSummaryDTO implements Serializable {
     private String bhtNo;
     private String patientName;
 
+    // Service charge (issue #22050): inward margin (BillItem.marginValue) added on top
+    // of the gross amount. Net = Gross + Service Charge - Discount. Zero for OPD rows.
+    private Double serviceCharge = 0.0;
+
     public OpdSaleSummaryDTO() {
     }
 
@@ -98,6 +102,23 @@ public OpdSaleSummaryDTO(Long categoryId, String categoryName,
         this.patientName = patientName;
     }
 
+    // NEW (issue #22050): Per-billing-instance constructor with the service charge
+    // (inward margin). Delegates to the #21920 per-instance constructor.
+    public OpdSaleSummaryDTO(Long categoryId, String categoryName,
+                              Long itemId, String itemName,
+                              Long billItemId, Date billedDate,
+                              String bhtNo, String patientName,
+                              Long itemCount,
+                              Double hospitalFee, Double professionalFee,
+                              Double grossAmount, Double discountAmount,
+                              Double netTotal,
+                              Double serviceCharge) {
+        this(categoryId, categoryName, itemId, itemName, billItemId, billedDate,
+             bhtNo, patientName, itemCount,
+             hospitalFee, professionalFee, grossAmount, discountAmount, netTotal);
+        this.serviceCharge = serviceCharge != null ? serviceCharge : 0.0;
+    }
+
     public String getCategoryName() {
         return categoryName;
     }
@@ -217,4 +238,12 @@ public String getPatientName() {
     public void setPatientName(String patientName) {
         this.patientName = patientName;
     }
+
+    public Double getServiceCharge() {
+        return serviceCharge;
+    }
+
+    public void setServiceCharge(Double serviceCharge) {
+        this.serviceCharge = serviceCharge;
+    }
 }
diff --git a/src/main/java/com/divudi/service/BillService.java b/src/main/java/com/divudi/service/BillService.java
index de25bfcbfa..8a18ff4783 100644
--- a/src/main/java/com/divudi/service/BillService.java
+++ b/src/main/java/com/divudi/service/BillService.java
@@ -3297,7 +3297,8 @@ public List<OpdSaleSummaryDTO> fetchItemizedServiceInstanceDTOs(Date fromDate,
                 + " bi.staffFee,"
                 + " bi.grossValue,"
                 + " bi.discount,"
-                + " bi.netValue"
+                + " bi.netValue,"
+                + " bi.marginValue" // Service charge (issue #22050) — inverted on cancellation items like the other values
                 + ") "
                 // All LEFT JOINs: item/category and patientEncounter/patient may be null on
                 // some rows. A path expression (e.g. bi.item.category.id or b.patientEncounter.bhtNo)
diff --git a/src/main/webapp/inward/inward_itemized_service_summary_dto.xhtml b/src/main/webapp/inward/inward_itemized_service_summary_dto.xhtml
index ea082c6888..938670d7ba 100644
--- a/src/main/webapp/inward/inward_itemized_service_summary_dto.xhtml
+++ b/src/main/webapp/inward/inward_itemized_service_summary_dto.xhtml
@@ -199,6 +199,17 @@
                             <f:convertNumber pattern="#,##0.00" />
                         </h:outputText>
                     </p:column>
+                    <p:column class="text-end">
+                        <f:facet name="header"><h:outputText value="Service Charge" /></f:facet>
+                        <f:facet name="footer">
+                            <h:outputText value="#{searchController.opdSaleSummaryServiceChargeTotal}" style="font-weight: bold;">
+                                <f:convertNumber pattern="#,##0.00" />
+                            </h:outputText>
+                        </f:facet>
+                        <h:outputText value="#{row.serviceCharge}">
+                            <f:convertNumber pattern="#,##0.00" />
+                        </h:outputText>
+                    </p:column>
                     <p:column class="text-end">
                         <f:facet name="header"><h:outputText value="Discount" /></f:facet>
                         <f:facet name="footer">