Taxation of the unincorporated business - part 1: self-test.

Test your understanding

These questions are intended to get you thinking about some of the various tax issues which you need to be aware of in respect of the taxation of an unincorporated entity. They may highlight some areas of your basic tax knowledge which need to be worked on.

(1). Nora began trading on 1 September 2025. Her taxable trading profit for the year ended 31 August 2026 is £39,240.

What is Nora’s taxable trading income for the first tax year of trading?

(2). Zhou began trading on 1 June 2025 and is preparing accounts to 31 December each year under the accruals basis. Her tax-adjusted trading profits for her first three trading periods are:

 £
Seven months ended 31 December 202522,750
Year ended 31 December 202664,800
Year ended 31 December 202785,800

What is Zhou’s taxable trading income for her first two tax years of trading?

(3). Cobb’s transition profits for the tax year 2023/24 were £23,000. Prior to 2026/27, £15,000 of these profits in total had been subject to tax.

On the assumption that Cobb does NOT make an election in respect of the taxation of transition profits for the tax year 2026/27, how much of his transition profits will be subject to income tax in that year?

(4). Paula began trading on 1 June 2025. She has an allowable trading loss for the tax year 2026/27.

What are the alternative reliefs available in respect of this trading loss?

Answers