This blog post provides an important update on GST for all registered businesses in India. Starting August 1, 2025, the GSTN will permanently prevent the filing of any GST returns that are more than three years overdue, according to the Finance Act, 2023. The article gives examples, such as GSTR-1 for June 2022 and GSTR-9 for FY 2020-21, to show the impact. It strongly urges taxpayers to reconcile their records right away and file any pending returns. The article discusses the serious consequences of not complying, including losing Input Tax Credit and facing legal troubles. It stresses the need to act now to prevent permanent blocking on the GST portal.