diff --git a/src/controllers/dealerClaim.controller.ts b/src/controllers/dealerClaim.controller.ts
index 691d752..c937796 100644
--- a/src/controllers/dealerClaim.controller.ts
+++ b/src/controllers/dealerClaim.controller.ts
@@ -1024,7 +1024,7 @@ export class DealerClaimController {
         taxationType = activity?.taxationType || (claimDetails.activityType.toLowerCase().includes('non') ? 'Non GST' : 'GST');
       }
 
-      // Construct CSV
+      // Construct CSV with pipe separator
       const headers = [
         'TRNS_UNIQ_NO',
         'CLAIM_NUMBER',
@@ -1032,10 +1032,11 @@ export class DealerClaimController {
         'DEALER_CODE',
         'IO_NUMBER',
         'CLAIM_DOC_TYP',
+        'CLAIM_TYPE',
         'CLAIM_DATE',
         'CLAIM_AMT',
         'GST_AMT',
-        'GST_PERCENTAG'
+        'GST_PERCENTAGE'
       ];
 
       const rows = items.map(item => {
@@ -1048,12 +1049,13 @@ export class DealerClaimController {
         const dealerCode = claimDetails?.dealerCode || '';
         const ioNumber = internalOrder?.ioNumber || '';
         const claimDocTyp = sapRefNo;
+        const claimType = claimDetails?.activityType || '';
         const claimDate = invoice?.createdAt ? new Date(invoice.createdAt).toISOString().split('T')[0] : '';
         const claimAmt = item.assAmt;
 
         // Zero out tax for Non-GST
         const totalTax = isNonGst ? 0 : (Number(item.igstAmt || 0) + Number(item.cgstAmt || 0) + Number(item.sgstAmt || 0) + Number(item.utgstAmt || 0));
-        const gstPercentag = isNonGst ? 0 : (item.gstRt || 0);
+        const gstPercentage = isNonGst ? 0 : (item.gstRt || 0);
 
         return [
           trnsUniqNo,
@@ -1062,14 +1064,15 @@ export class DealerClaimController {
           dealerCode,
           ioNumber,
           claimDocTyp,
+          claimType,
           claimDate,
           claimAmt,
           totalTax.toFixed(2),
-          gstPercentag
-        ].join(',');
+          gstPercentage
+        ].join('|');
       });
 
-      const csvContent = [headers.join(','), ...rows].join('\n');
+      const csvContent = [headers.join('|'), ...rows].join('\n');
 
       res.setHeader('Content-Type', 'text/csv');
       res.setHeader('Content-Disposition', `attachment; filename="Invoice_${requestNumber}.csv"`);
diff --git a/src/services/dealerClaim.service.ts b/src/services/dealerClaim.service.ts
index 7ab4bf5..5c04d8b 100644
--- a/src/services/dealerClaim.service.ts
+++ b/src/services/dealerClaim.service.ts
@@ -3619,10 +3619,11 @@ export class DealerClaimService {
                     DEALER_CODE: claimDetails.dealerCode,
                     IO_NUMBER: internalOrder?.ioNumber || '',
                     CLAIM_DOC_TYP: sapRefNo,
+                    CLAIM_TYPE: claimDetails.activityType,
                     CLAIM_DATE: formatDate(invoice.invoiceDate || new Date()),
                     CLAIM_AMT: item.assAmt,
                     GST_AMT: totalTax.toFixed(2),
-                    GST_PERCENTAG: item.gstRt
+                    GST_PERCENTAGE: item.gstRt
                 };
             });
             
diff --git a/src/services/wfmFile.service.ts b/src/services/wfmFile.service.ts
index baee7ac..ef3c988 100644
--- a/src/services/wfmFile.service.ts
+++ b/src/services/wfmFile.service.ts
@@ -43,9 +43,9 @@ export class WFMFileService {
 
                 const filePath = path.join(targetDir, fileName.endsWith('.csv') ? fileName : `${fileName}.csv`);
                 
-                // Simple CSV generation logic
-                const headers = Object.keys(data[0] || {}).join(',');
-                const rows = data.map(item => Object.values(item).map(val => `"${val}"`).join(',')).join('\n');
+                // Simple CSV generation logic with pipe separator and no quotes
+                const headers = Object.keys(data[0] || {}).join('|');
+                const rows = data.map(item => Object.values(item).map(val => val === null || val === undefined ? '' : String(val)).join('|')).join('\n');
                 const csvContent = `${headers}\n${rows}`;
 
                 fs.writeFileSync(filePath, csvContent);