- Guidance: Import Control System 2: service availability and issues
- Guidance: Intrastat: service availability and issues
- Business Leasing Manual
- Form: Defer payment of Class 1 National Insurance contributions (CA72A)
- Guidance: Commercial software suppliers for Corporation Tax
- Guidance: CDS Declaration Completion Instructions for Imports
- Guidance: Tell HMRC about underpaid tax from previous years
- International Exchange of Information Manual
- Guidance: List of customs training providers
- Guidance: Calculate interest and penalties for tax years ending 5 April 2005 to 5 April 2023
- Guidance: Calculate tax, interest and penalties for the tax years ending 5 April 2010 to 5 April 2023
- Guidance: Completing your Company Tax Return
- Guidance: Data Element 2/3 Documents and Other Reference Codes (National) of the Customs Declaration Service (CDS)
- Guidance: Approved offshore reporting funds
- Guidance: Data Element 2/3: Documents and Other Reference Codes (Union) of the Customs Declaration Service
