Tax Deadline Maine 2024. Here's what you need to know about the tax deadline, including common tax relief exceptions and what to do if you need an extension. On april 4, 2024, the irs announced federal tax relief for individuals and businesses in certain maine counties affected by severe storms and flooding that began on january 9,.

You must send a payment for taxes in maine for the fiscal year 2024 by april 15, 2025. For individual taxpayers, this means oct.