Figures from GOV.UK

Referral income tax UK: the GOV.UK thresholds quoted

Updated 2026-10-08

These are the thresholds as GOV.UK publishes them. Whether and how they apply to your referral bonuses depends on the rest of your income.

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Trading allowance: a tax exemption of up to £1,000 a year for individuals with trading income.
Self Assessment: gross trading income over £1,000 means registering for Self Assessment.
Personal Allowance: £12,570, the amount of income you do not pay tax on.
Class 4 National Insurance: payable if your profits are more than £12,570 a year.

Not a calculation

This page quotes thresholds and works nothing out. A tax adviser or HMRC can tell you how they apply to you.

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Sources

This site's own datasets, every figure quoted from its source and dated:

What AI training platforms pay for referring a contributor: 4 of 6 AI training platforms whose own pages we read pay a flat amount for referring a contributor rather than a share of their earnings, read 8 October 2026.
Company data referral fee (5 figures): 3 of the 5 company-introduction programmes we read publish a fee on their own pages, read 28 October 2026.
The Referral Income Tax Thresholds carries 7 published figures read from 3 sources' own pages, from 3.65 to 12,570 GBP, read 31 October 2026.

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Platform referral links pay for people. Our programme pays for companies: tell us what kind of introduction you could make and we reply about whether it fits.

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