United KingdomGuideNo. SA100
SA100 — Self Assessment tax return
The UK's annual tax return to report your income, claim tax reliefs and get any repayment due to you.
TaxView guide
UK Government (GOV.UK)TaxGuide
The form to tell HMRC you have left or are leaving the UK and to claim back tax paid on your UK employment.
The form is downloaded and submitted on the authority's website.
You can claim online, or print the form and post it. If you have not left the UK yet, you must print and post your claim.
The information on this page is general. If in doubt, the official source prevails.
The UK's annual tax return to report your income, claim tax reliefs and get any repayment due to you.
TaxView guide