Elf 2024/25 Tax. In may 2023, in agent update 108, hmrc announced that the income threshold for filing a self assessment tax return (absent meeting other criteria) would increase from. April 6 2024 marked the start of the new 2024/25 tax year, when various changes came into effect that could have an impact on your finances.
This also depends on what pay date you use and the pay frequency. In may 2023, in agent update 108, hmrc announced that the income threshold for filing a self assessment tax return (absent meeting other criteria) would increase from.