Forms for Corporation Tax

Forms are available to view and download or print from the list below. If you need to order paper copies these are available to companies and their agents from the CTSA Orderline. Local HM Revenue & Customs offices do not hold stocks of CT forms.

These documents are available as Adobe Acrobat Documents (PDF).

To view the PDF files you must have Adobe Reader installed on your computer.You can obtain free PC or Macintosh versions.

[The design of these forms makes them unsuitable for dot matrix printers].

Version 2 forms CT600 for use for accounting periods ending on or after 1 April 2004:

• CT600 (2007) Version 2 – the company tax return form (PDF 251K)
• CT600 (Short) (2007) Version 2 – the company short tax return form (PDF 235K)
• CT600 Guide (2007) Version 2 – the guide to the company tax return forms (PDF 1.5MB)
• CT600 Budget Insert 2007 – details of what is changing (PDF 437K)

Supplementary Pages for use with Version 2 forms CT600

• CT600A (2006) - Loans to participators by close companies (PDF 38K)
• CT600B (2006) - Controlled foreign companies (PDF 80K)
• CT600C (2006) - Group and Consortium (PDF 28K)
• CT600D (2006) - Insurance (PDF 25K)
• CT600E (2006) - Charity and Community Amateur Sports Clubs (CASCs) (PDF 28K)
• CT600F (2006) - Tonnage Tax (PDF 26K)
• CT600G (2006) – Corporate Venturing Scheme (PDF 26K)
• CT600H (2006) – Cross-border Royalties (PDF 22K)
• CT600I (2006) – Supplementary charge in respect of ring fence activity (PDF 25K)
• CT600J (2006) – Disclosure of tax avoidance schemes Supplementary Pages (PDF 24K)

Other forms:

• CT41G New Company Details (PDF 45K)
• CT41G Notes - Notes for new companies (PDF 36K)
• CT41G (Clubs) Details of Clubs, Societies and Voluntary Associations and other similar bodies (PDF 72K)
• CT41G Dormant Company Insert (PDF 32K)
• 64-8 - Agent authorisation form (PDF 111K)
• CT204 (2002) Review form (PDF 35K)
• Factsheet Instalment Payments of Corporation Tax by large companies
• CTSA BK3 A Modern System for Corporation Tax Payments – a guide to instalment payments
• CTSA BK4 A General Guide to Corporation Tax Self Assessment (PDF 157K)

Version 1 forms CT600 for use for accounting periods ending before 1 April 2004:

• CT600 (2002) Version 1 Company Tax Return (PDF 123K)
• CT600 Guide (2002) Version 1 Company Tax Return Guide (PDF 109K)

Supplementary Pages for use with Version 1 form CT600

• CT600A (2000) Loans to participators by close companies Supplementary Pages (PDF 65K)
• CT600B (1999) Controlled foreign companies Supplementary Pages (PDF 28K)
• CT600C (2002) Group and Consortium Supplementary Pages (PDF 47K)
• CT600D (1999) Insurance Supplementary Pages (PDF 21K)
• CT600E (2002) Charity and Community Amateur Sports Clubs (CASCs) Supplementary Pages (PDF 57K)
• CT600F (2000) Tonnage Tax Supplementary Pages (PDF 59K)
• CT600G (2002) Corporate Venturing Scheme Supplementary Pages (PDF 50K)
• CT600H (2002) Cross-border Royalties Supplementary Pages (PDF 45K)
• CT600I (2002) Supplementary Charge in Respect of Ring Fence Trades Supplementary Pages (PDF 54K)