The Central Board of Indirect Taxes and Customs (CBIC) has extended the deadline for filing the GSTR-3B return to August 27 for taxpayers in several Maharashtra districts. The affected districts are Mumbai City, Mumbai Suburban, Thane, Raigad, and Palghar.
Thank you for reading this post, don't forget to subscribe!This extension comes as a relief for businesses that were hampered by incessant rains and disruptions in public life. According to a Finance Ministry notification dated August 20, 2025, businesses in these areas can now file their returns by the new deadline without facing late fees or penalties.
What is GSTR-3B?
GSTR-3B is a simplified monthly return that all normal and casual taxpayers must file to declare and pay their GST liabilities.
How to file GSTR-3B
Taxpayers can file the return online by logging into the official GST Portal and navigating to Services > Returns > Returns Dashboard. From there, you can select the relevant financial year and tax period to proceed with filing.
















