Last updated: 9 June 2026
By Stiv · Design, technology and personal finance
This checklist covered the 2025/26 tax year, which ended at midnight on 5 April 2026. The deadlines and allowances described below applied to that tax year.
CoolCuration is not authorised by the Financial Conduct Authority. This article is for informational purposes only and does not constitute financial or tax advice. Tax rules can change and their effects vary based on individual circumstances. Always do your own research or consult a qualified financial adviser or accountant before making decisions.
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Capital at risk. The value of investments can go down as well as up and you may get back less than you invested. Past performance is not a reliable indicator of future results.
The 2025/26 tax year ends at midnight on 5 April 2026. Once it does, several valuable allowances and reliefs disappear for good. Whether you are an investor, a saver, a homeowner, or self-employed, there are practical steps worth ticking off before the deadline. This tax year end checklist covers the seven most important ones.
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