Looking at using the HMRC online service to file the company tax return, the notes at Check if you can use the HMRC Corporation Tax online filing service - GOV.UK
You also cannot use the service if your company needs to report:
- foreign currency transactions
Can anyone tell me where foreign currency transactions need to be reported? I can’t find any reference to reporting these in either the CT600 form or in the “How to complete a Company Tax Return” guide at How to complete a Company Tax Return - GOV.UK
Our accounts are all in GBP and we are a micro-entity company but do have sales and purchases (services only, no goods) to/from other countries in USD and EUR. All are converted to GBP, we do not have any currency bank accounts or keep any funds in other currencies.