When submitting a return through Sage Corporation Tax, you may recieve the following rejection from HMRC:
This response is generated by HMRC's servers and indicates that an original return has already been received and accepted by them. This may not have been by your practice, or through Sage software, but HMRC have a submission record for this client.
You'll need to submit once more but indicate that this is an amended return on the:
If you believe you have not submitted an original return, we recommend contacting HMRC Online Help Desk on 0300 200 3600 and they will be able to confirm the original submission and acceptance or rejection.
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