UK residents with overseas income. It’s titled “How to fill your tax return” and it’s just underneath the SA form. FILL ONLINE HMRC have instructions that will be helpful for you to reach before you begin filling in the form. Individuals realizing taxable asset gains. Side business operators. You can download it and read it online or print it out if that’s easier for you Landlords and let owners. High earners with income over £, Most UK income types outside the standard PAYE system require compl