Made a mistake on your tax return?
You made it and filed your self-assessment return for 2019/20 by 31st January 2021. However, having felt pleased with yourself, you realise to your horror that you have made a mistake and need to correct your return. Can you do this and if so, how and by when? Yes, you can If you have made a mistake on your return, for example entered a number incorrectly or forgotten to include something, all is not lost. As long as you are within the time limit, the error can be corrected b