Llc Extension Deadline Irs 2024. The due date for your business’s federal income tax return for the 2023 tax year depends on the type of business you’re operating. Missing the llc tax deadline can lead to penalties and interest, which can impact your business’s financial health.

For partnerships, llcs taxed as a partnership, and s corps, taxes are due. You must file your request by the april tax filing due date to get the extension.