Corporate Tax Return 2024 Due Date 2024au. How and when to lodge the company tax return, including the first tax return and the payment options available. If you’re a c corporation or llc electing to file your taxes as one for 2023, your corporate tax return is due on april 15th, 2024—unless you.

See determining your corporation’s tax year for more information. Audit cases (including private limited companies, one person company, limited liability partnership (llp),.