IMS Offline Tool Now Available for Bulk Invoice Actions

By CMA Cheena • 29 Apr 2026 • 2 min read

Introduction The Goods and Services Tax Network (GSTN) has introduced a new Excel-based Invoice Management System (IMS) Offline Tool to simplify compliance for taxpayers. This tool allows businesses to download invoice data, take bulk actions such as accept, reject, or mark pending, and upload responses back to the GST portal using JSON files. Key Features of the IMS Offline Tool • Excel-based utility: Easy to use with familiar spreadsheet functions. • Bulk invoice actions: Accept, reject, or mark invoices as pending in one go. • JSON upload: Responses can be uploaded in bulk to the GST portal. • Validation checks: Same rules as the online IMS dashboard ensure accuracy. • Error correction: Validation failures generate error files that can be corrected offline before re-upload. • Filtering options: Invoices can be filtered by parameters for efficient review. Steps to Use the Tool 1. Download the tool from GST Portal → Downloads → Offline Tools → IMS Offline Tool. 2. Extract and enable macros in the Excel file. 3. Download IMS data from the portal in JSON format. 4. Import JSON into Excel utility to auto-populate invoice data. 5. Take actions (accept/reject/pending) and validate the sheet. 6. Generate JSON file and upload it back to the GST portal. Benefits for Taxpayers • Improved efficiency: Handles large volumes of invoices quickly. • Ease of compliance: Reduces manual effort and repetitive tasks. • Accuracy in ITC claims: Helps reconcile Input Tax Credit (ITC) records more reliably. • Flexibility: Work offline and upload data when convenient. Conclusion The IMS Offline Tool is a welcome step by GSTN to enhance taxpayer convenience and streamline compliance. Businesses dealing with multiple invoices can now save time, reduce errors, and ensure smoother ITC reconciliation.