Learn how to file Form 10-IEA to switch from the default New Tax Regime to the Old Tax Regime in AY 2025-26. Step-by-step guide with deadlines and rules explained. 19. How can I check the status of Form 10-IEA after filing? You can check the filing status of Form 10-IEA by logging into the Income Tax e-Filing portal. Filed form details can be viewed under e-file tab----> Income Tax Forms---->View filed forms---->search for Form 10-IEA and check the status whether it is valid or invalid 20. Form 10-IEA – Verification, Due Date and How to File Form 10-IEA Taxpayers in India often navigate complex systems to ensure compliance with the Income Tax Act. Form 10-IEA is a crucial document introduced for taxpayers opting out of the new tax regime and continuing with the old regime. This article explores everything you need to know about Form 10-IEA , including its purpose, due date, verification process, and filing method. Who shall file Form 10-IEA ? Rule 21AGA provides that an assessee having income from business or profession can opt out of the new tax regime of section 115BAC (1A) and switch to the old tax regime for a relevant year. Form 10-IEA is filed to exercise the option to withdraw from the concessional tax regime under section 115BAC (1A).