Owner-Managed Businesses

Sole trader loss relief ― opening years

Produced by Tolley
  • 17 Mar 2022 12:45

The following Owner-Managed Businesses guidance note Produced by Tolley provides comprehensive and up to date tax information covering:

  • Sole trader loss relief ― opening years
  • Carry back of losses in opening years
  • Potential restrictions on availability of losses
  • Commerciality test
  • Simplified cash basis
  • Further restrictions on losses
  • Loss relief planning
  • Overlap losses
  • Class 4 national insurance position

Sole trader loss relief ― opening years

When a sole trader or partnership makes a loss, the trading income assessment (ie taxable profit for the year) is nil. Losses are generally computed in the same way as profits. Loss relief is only available where a business is run on a commercial basis with a view to realising profit. The loss relief claim(s) that are available depend on whether the trade has started within the last four years, is a continuing trade or the trade has ceased.

This guidance note concentrates on claims that can be made for trading losses arising in the first four years of the trade. For a comparison of the various loss relief claims, see the Table ― trading loss relief summary.

HMRC has published a toolkit entitled Income tax losses, and Helpsheet HS227 which aim to help reduce errors on tax returns. Use of HMRC’s toolkits and helpsheets should be proof of reasonable care.

For restrictions relating to losses incurred by sole traders using the simplified cash basis, see the Eligibility for the simplified cash basis guidance note.

Carry back of losses in opening years

Losses incurred in the course of carrying on a trade, profession or vocation in the first four years of trading can be relieved against the trader’s other income of the three tax years preceding the year of loss.

As an example, if a trade commences on 1 January 2021 (ie in 2020/21), the special loss relief will be available in respect of losses sustained in

Access this article and thousands of others like it
free for 7 days with a trial of TolleyGuidance.

There's no margin for error. Think Tax.
Think Tolley.

TolleyGuidance gives you direct access to critical, comprehensive and up-to-date tax information and expertise you can rely on.


Popular Articles

Calculating QIPs

This note provides details on how to calculate quarterly instalment payments (QIPs) for large and very large companies.The instalment amounts are based on the estimated corporation tax liability of the company’s current accounting period. Therefore, this means that large and very large companies

23 Mar 2022 10:52 | Produced by Tolley Read more Read more

Audit of tax

Tax professionals will often be asked to provide input into the financial statement work undertaken by audit professionals. This guidance note is intended to give an overview of some of the key issues when undertaking audit work.This note is an introduction only and is written on the assumption that

08 Feb 2022 09:30 | Produced by Tolley in association with Nick Watson Read more Read more

Indexation allowance and rebasing

This guidance note explains the general rules surrounding the availability of indexation allowance on the disposal of company assets and provides information on the rebasing rules for assets held on 31 March 1982. For an overview of the general position regarding company disposals, please refer to

22 Feb 2022 10:04 | Produced by Tolley in association with Jackie Barker of Wells Associates Read more Read more