Due Date For Corporate Tax Returns 2024. This is when individual taxpayers, sole proprietors, and c corporations need to file their taxes. Deadline for filing the 2023 tax return (form 1120) and paying any tax due.

When considering s corp status, the first deadline to be aware of is march 15th. Generally, the corporation must pay any tax due in full no later than the due date for filing its tax return (not including extensions).