What tax years can I file online?
Your Self Assessment Tax Returns (SA100 or SA800) have to be filed by...
31st January if you're filing an
online return using HMRC portal or third party software
HMRC guidance in relation to this can be found
here.
The following years remain open for online filing of self assessment returns:
Original Submission | Time limit | |
2021/22
2020/21
2019/20
2018/19 | 5 April 2026 5 April 2025 5 April 2024 5 April 2023 | 31 January 2024 31 January 2023 Closed - Paper Closed - Paper |
You have 4 years from the end of the tax year to submit electronically per
HMRC guidance.
If outside of the time limits then tax returns will require paper filing for those years.
*Our software doesn't cover 'SA900 Trust & Estate Tax Returns', we only offer the ability to file for 'SA100 Self Assessment' and 'SA800 Partnership'.