Self-Employed Loss Relief

Made a trading loss? Estimate the Income Tax you could recover by setting it against your other income this year — and what's left to carry forward.

Your figures

Trading loss this year

Other income this year employment, rental…

Sideways relief sets the loss against your total income for the same or previous tax year. Anything unused can be carried forward against future profits of the same trade.

Estimated tax saved this year

£6,232

By offsetting against your £45,000 of other income

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Income Tax saving only, at 2026-27 bands; NI and the cap on certain loss reliefs are not modelled. Estimates only — not a substitute for professional advice.