The error message received from HMRC indicates that ID and password you have procided are not recognised by HMRC.
1. Log out of GoSimpleTax and back in again, this clears the Id and passsword you have provided.
2. Check you are using the correct ID and password.
3. Type in the ID and password, do not use copy and paste.
Once you have made these changes please follow the submission process.
If you are still having issues then when making the tax return submission you can choose to use the GoSimpleTax ID. To do this please follow step 1 above and when asked choose GoSimpleTax ID.
Should you have any questions or need further assistance please either reply to this email or contact email@example.com.
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