Tax Filing Deadline 2024 Massachusetts Deadline. For most taxpayers, the deadline to file their federal tax return, pay any tax owed or request an extension to file is monday. The deadline for filing a federal tax return was 11:59 p.m.

When is the deadline to file taxes in massachusetts. For most taxpayers, the deadline to file their personal federal tax return, pay any tax owed or request an extension to file is monday, april 15, 2024.