Corporate Tax Filing Deadline 2024 Extension. You have 5 calendar days after the initial date when you transmit a 7004 extension electronic file to receive approval on a rejected extension. Check out our article on business tax extensions in 2024 for how and where to file, what forms you need, and when to make your tax payment.

Your refund can still be delayed if…. If you need more time to file your taxes, you can request an extension through october 15.