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
| Attribute | 1257L | K475 |
|---|---|---|
| Category | Standard | KCode |
| Region | rUK | rUK |
| Allowance | £12,570 | £-4,750 |
| Emergency / non-cumulative | No | No |
| Approx. annual tax on £30k | £3,486 | £6,950 |
| In one sentence | Standard personal allowance of £12,570 for England, Wales and NI. | Adds £4,750 to your taxable pay because untaxed income exceeds your allowance. |
Bottom line on £30k
On a £30,000 salary, 1257L deducts roughly £3,486 in income tax per year vs £6,950 for K475. That is a difference of £3,464 per year — 1257L is less expensive.
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