Taxation of the unincorporated business for Paper P6 (UK) - part (b): self-test answers

Test your understanding: answers

(1). Jocasta’s salary is not employment income but is merely part of her partnership profit share. Accordingly, in addition to paying income tax on her total income from the partnership, she will pay class 2 and class 4 national insurance contributions. She will not have to pay class 1 national insurance contributions.

(2). A company’s distributable profits are after the deduction of corporation tax. Accordingly, RFJ Ltd will have paid corporation tax on its profits. Due to the level of the company’s profits, corporation tax will have been paid at the small company rate. Rakel will then pay income tax at an effective rate of 25% on the dividend received 100/90 x (32.5% – 10%) = 25%).


Corporation tax

£38,000 x (20/(100 – 20))



Income tax


£38,000 x 25%





(3). The bonus and the related employer’s class 1 national insurance contributions are deductible in arriving at the company’s taxable total profits. The taxable total profits of UBJ Ltd are between the limits, such that at the margin it will be paying corporation tax at an effective rate of 23.75%.





Employer’s class 1 national insurance contributions (£28,000 x 13.8%)





Corporation tax deduction (£31,864 x 23.75%)



Post-tax cost