C Corporation Tax Deadlines in Texas
Federal and state filing dates, extensions, and estimate schedules for 2026.
Texas filing deadline
No state individual income tax. Other business taxes may apply.
Due: N/A
Form: N/A
Estimated payments
No state estimated payment schedule listed.
Due: N/A
FAQ
Does Texas require C Corporation estimated payments?
Estimated payments are not typically required at the entity level, but confirm with Texas Comptroller of Public Accounts.
Where can I file Texas C Corporation taxes?
Use Texas Comptroller of Public Accounts resources at https://comptroller.texas.gov for forms and filing instructions.