Last Day To File Business Taxes 2024 Nj. Of the 20th day of the month after the end of the filing period. For individuals, the last day to file your 2024 taxes without an extension is april 15, 2025, unless extended because of a state holiday.

If you file on march 16, the change won’t take effect until 2025 (or the following fiscal year). Here are the most important business tax deadlines.