Personal and business tax

What is a Company Tax Return, CT600?

Last updated
March 25, 2025

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What is a Company Tax Return, CT600?

All active limited companies in the UK are required to file a company tax return, otherwise known as the CT600 form.

The CT600, along with supporting documents are submitted to HMRC annually to report a company's spending, profit and corporation tax to HMRC.

All active limited companies in the UK are required to file a company tax return, otherwise known as the CT600 form.

The CT600, along with supporting documents are submitted to HMRC annually to report a company’s spending, profit and corporation tax to HMRC.

Company tax return help
Limited company accountants
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Our small business accounting guide walks through absolutely everything you need to know if you're considering starting a limited company. From different taxes, limited company advantages/ disadvantages, how to pay yourself, and what your key filing requirements are.

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Company tax return help
Limited company accountants
Speak to a limited company accountant

Free consultation on submitting a company tax return.

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Limited company accountantsCompany tax return help
Speak to a limited company accountant

Free consultation on submitting a company tax return.