Tax code 1257L explained
A tax-free allowance of £12,570 a year (about £1,048 a month).
| What it sets (2026/27) | Value |
|---|---|
| Tax-free allowance | £12,570 a year |
| Standard allowance (1257L) | £12,570 a year |
| Income Tax on a £35,000 salary | £4,486/yr |
| vs the standard code | £0/yr (£0/mo) |
What to check
✓ Standard code. The normal code for one job with the full personal allowance and no adjustments — correct for most people.
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