diff --git a/src/libs/API/parameters/CompleteSplitBillParams.ts b/src/libs/API/parameters/CompleteSplitBillParams.ts
index a1731d32fcc..67ca011b70d 100644
--- a/src/libs/API/parameters/CompleteSplitBillParams.ts
+++ b/src/libs/API/parameters/CompleteSplitBillParams.ts
@@ -10,6 +10,7 @@ type CompleteSplitBillParams = {
     splits: string;
     taxCode?: string;
     taxAmount?: number;
+    billable?: boolean;
 };
 
 export default CompleteSplitBillParams;
diff --git a/src/libs/actions/IOU.ts b/src/libs/actions/IOU.ts
index 1e3f8e10eb7..d1f987b33bd 100644
--- a/src/libs/actions/IOU.ts
+++ b/src/libs/actions/IOU.ts
@@ -4961,6 +4961,7 @@ function completeSplitBill(chatReportID: string, reportAction: OnyxTypes.ReportA
         tag: transactionTag,
         taxCode: transactionTaxCode,
         taxAmount: transactionTaxAmount,
+        billable: transactionBillable,
     } = ReportUtils.getTransactionDetails(updatedTransaction) ?? {};
 
     const parameters: CompleteSplitBillParams = {
@@ -4975,6 +4976,7 @@ function completeSplitBill(chatReportID: string, reportAction: OnyxTypes.ReportA
         splits: JSON.stringify(splits),
         taxCode: transactionTaxCode,
         taxAmount: transactionTaxAmount,
+        billable: transactionBillable,
     };
 
     API.write(WRITE_COMMANDS.COMPLETE_SPLIT_BILL, parameters, {optimisticData, successData, failureData});
diff --git a/src/pages/iou/SplitBillDetailsPage.tsx b/src/pages/iou/SplitBillDetailsPage.tsx
index d31c67624bd..24bac1a0dde 100644
--- a/src/pages/iou/SplitBillDetailsPage.tsx
+++ b/src/pages/iou/SplitBillDetailsPage.tsx
@@ -146,6 +146,9 @@ function SplitBillDetailsPage({personalDetails, report, route, reportActions, tr
                             isPolicyExpenseChat={ReportUtils.isPolicyExpenseChat(report)}
                             policyID={ReportUtils.isPolicyExpenseChat(report) ? report?.policyID : undefined}
                             action={isEditingSplitBill ? CONST.IOU.ACTION.EDIT : CONST.IOU.ACTION.CREATE}
+                            onToggleBillable={(billable) => {
+                                IOU.setDraftSplitTransaction(transaction?.transactionID ?? '-1', {billable});
+                            }}
                         />
                     )}
                 </View>