Step 1 Ensure that you have prepared your CT 600 Return spreadsheet document and have saved them in CSV file format ready to be uploaded. If you have not done this please go back to download the CT 600 Return spreadsheet document from 'Download Template' in the Tasking Zone. If you have prepared CT 600 XML file, ensure that it is compliant with HMRC CT XML Schema.

Step 2 Company (CT 600) in CSV Format *

Choose file

Step 3 Accounts in iXBRL Format

Choose file

Step 4 Computations in iXBRL Format

Choose file

Step 5 Your own CSV File Reference (Optional)

Choose file