File your accounts and Company Tax Return

Use this service to file your company or association바카라 사이트™s:

  • Company Tax Return (CT600) for Corporation Tax with HM Revenue and Customs (HMRC)
  • accounts with Companies House
  • Company Tax Return and accounts at the same time if they바카라 사이트™re for the same accounting period

The service will automatically convert your accounts to the required format (iXBRL).

This service will close on 31 March 2026. Find out what you need to do to prepare for the closure and how to file your Company Tax Return and accounts.

If you바카라 사이트™re a charity or unincorporated association

You should:

  • use this online service to file a tax return with HMRC
  • use filing software to file your accounts online with Companies House

If you바카라 사이트™re a community interest company

You should:

  • use this online service to file a tax return with HMRC
  • use the to file your accounts

There바카라 사이트™s a different process if you need to file your confirmation statement (annual return) with Companies House.

File your accounts and tax return online

Use this service to file a tax return with HMRC and your accounts with Companies House.

Before you start

To use this service you바카라 사이트™ll need your:

  • °ä´Ç³¾±è²¹²Ô²â바카라 사이트™s annual accounts - they must be 바카라 사이트˜balanced바카라 사이트™, so your total assets should match what you owe
  • 바카라 사이트 Gateway user ID and password - if you do not have a user ID, you can create one when you first use this service
  • Companies House password and authentication code (if you바카라 사이트™re filing your accounts at the same time) - you get these when you

Other ways to file

You can only use the paper form (CT600) if either:

  • you바카라 사이트™re unable to file online because you have a reasonable excuse
  • you want to file in Welsh

You must also fill in and post form WT1 to explain why you바카라 사이트™ve used the paper form.

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