Aida Loreen

Tax Filing Deadline 2024 Extension For Corporations. The primary deadline for c corporations to file their annual tax return using form 1120 is april 15, 2024. When is the tax extension deadline for businesses filing 2023 tax returns?

October 15, 2024 is the extended filing deadline for individual tax returns, sole proprietorships, and c corporations. You can extend the due date for filing your personal income tax return by six months (e.g., to october 15, 2024, for 2023 tax year returns) by filing form 4868 or making an electronic tax payment before.