Have Tax Questions? Ask a Tax Expert for Answers ASAP
When you left the UK did you send a Form P85 to your tax office?
You should submit a Form P85 as soon as possible. Fortunately there is no time limit as to its submission, it is available on the web and can be filed on line. On receipt HMRC will classify you as non resident.
You are making the situation far to complex. If you have left the UK send in a P85.