Starting October 2025, the GST system will undergo major changes affecting how businesses file returns and claim input tax credit. Key updates include manual ITC acceptance, locked GSTR-3B liabilities, new credit note rules, and invoice-level TDS reporting. Businesses must adapt to stay compliant and avoid filing issues.

Starting October 2025, the GSTN has rolled out major updates to the Invoice Management System (IMS) that simplify compliance, improve transparency, and give taxpayers more control over invoice handling. This blog breaks down the key changes and what they mean for businesses.