hydrourea

the agent who sent in tax return on my behalf in the year 22/23 can make changes to these returns now? I removed his authorization. Is he able to make changes "without my signature and approval now with 22/23? Thank you for your help.

where can I report a dishonest HRMC agent who billed me without my knowledge and sent an incorrect settlement. he uses the hrmc logo on his website and is a fraud