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Decode Your Tax Code
Enter your tax code to understand what it means for your pay.
Valid Tax Code
This code is active for the 2025-26 tax year.
Personal Allowance
£12,570
Tax-free income per year
Jurisdiction
England & N. Ireland
Determines which tax bands apply (UK rates)
Basis
Cumulative
Calculated on total YTD earnings
Type
Standard
Based on the standard Personal Allowance
1257L
The standard tax code for most people with one job or pension.
BR
Basic Rate. All income is taxed at 20%. Common for second jobs.
K Codes
Used when you have untaxed income that exceeds your allowance.