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Compare UK Tax Codes

Pick any two UK PAYE tax codes and we will line up the allowance, emergency status, region and approximate annual tax on a £30,000 salary so you can see exactly how they differ.

Last updated 2026-04-12

Illustration: £30,000 gross / year
AttributeK475K700
CategoryKCodeKCode
RegionrUKrUK
Allowance£-4,750£-7,000
Emergency / non-cumulativeNoNo
Approx. annual tax on £30k£6,950£7,400
In one sentenceAdds £4,750 to your taxable pay because untaxed income exceeds your allowance.Adds £7,000 to your taxable pay because untaxed income exceeds your allowance.

Bottom line on £30k

On a £30,000 salary, K475 deducts roughly £6,950 in income tax per year vs £7,400 for K700. That is a difference of £450 per year - K475 is less expensive.

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