Completing your Company Tax Return
Download this document free
Get this document with your free trial. Choose from the full Complyzard library.
Try 1 month free30 days free, then $19/month. Trial terms apply. Card required. Cancel anytime.Document information
How to complete your CT600 Company Tax Return form for Corporation Tax and what information you need to include.
Adapted edition
- Document type
- Reference Guide
- Format
- DOCX
- Pages
- 41
- Language
- English
- Version
- 1.0
- Updated
- 2026-09-16
- Category
- Governance & assurance
- Licence
- Open Government Licence v3.0
Description
How to complete your CT600 Company Tax Return form for Corporation Tax and what information you need to include. Consult the original guidance for current legal and operational details.
Contents
- Company information
- 1 Company name
- 2 Company registration number
- 3 Tax reference
- 4 Type of company
- Unit trust or open-ended investment company
- Close investment-holding company
- Company in liquidation which is chargeable at the main rate following the first period after liquidation
- Qualifying Asset Holding Company
- Insurance
- Members' club or voluntary association
- Property management company
- Charity or owned by a charity
- Real Estate Investment Trust C: residual company
- Real Estate Investment Trust C: tax-exempt company
- Non-resident company
Source and licence
HM Revenue & Customs
AttributionHM Revenue & Customs, ‘Completing your Company Tax Return’ (updated 2 June 2026), reused under the Open Government Licence v3.0.
ChangesNeutral text-only adaptation from the official GOV.UK Content API body: headings, paragraphs, ordered and unordered list items and clickable source-link destinations in an appendix preserved. Images, logos, page design, accessible-format request widgets and linked attachments excluded; normalised whitespace, invisible format marks and typography.
Version history
- v1.016/09/2026