This part of GOV.UK is being rebuilt – find out what beta means

HMRC internal manual

Construction Industry Scheme Reform Manual

Register and maintain contractor: overview: electronic data interchange (EDI)

CISR31600 Action guide contents

Electronic filing of returnsContractors may apply to submit their monthly return electronically by any one of the following methods

  • using the Internet at
  • by Electronic Data Interchange (EDI).
  • using appropriate third party softwareContractors who wish to file on line must first have signed up to the Government Gateway. This is an on-line registration programme, which then permits the user to access and file returns for CIS, End of Year and Self-Assessment over the Internet. Pre-populated returns will not be issued if the preferred channel is EDI or through third party software as these third-party software providers are authorised to generate approved substitute forms CIS300.

For further information on each of the above electronic options see: CISR62660Electronic Returns.

Contractor ‘Scheme Details’You will be able to see from the information held within ‘Scheme Details’, which can be accessed through ‘View Customer’ (see

CISR90000onwards), whether the contractor scheme is

  • Internet Enabled
  • Filing by Internet, or
  • Filing by EDI.You will have view access only to the ‘Electronic filing’ window. The Electronic Business Unit only, can make changes to electronic filing information on the system.