When Is The First Day You Can File Taxes 2025 For Free. When is the last day to file taxes in 2025? 15, which is on a tuesday in 2025.

This is the last year to file a 2021 tax return, and you must mail it. The agency announced a series of expanded and new programs designed to aid the tax filing process as a part of a modernization effort initiated by the 2022 passing of the.