Personal Finance
Wage Slip & Paycheck Calculator | UK & US Salary Breakdown Tool
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22 Oct 2025
About this Tool
Generate an accurate wage slip or paycheck for both the UK and US. Enter your salary or hourly rate to get a full breakdown of taxes, deductions, and your final take-home pay. Supports HMRC (UK) and IRS/FICA (US) systems with instant calculations.
Tool
Wage Slip Calculator
Verify your payslip calculations for UK and US
Income Details
This is automatically calculated from hourly rate, or enter manually
Standard UK tax code for 2024/25: 1257L
Calculation Results
Payslip Comparison
Enter the values from your actual payslip to compare
Item
Calculated
Actual
Difference
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UK Tax Code Guide
Standard Codes:
- 1257L - Standard code for 2024/25 (£12,570 personal allowance)
- BR - Basic Rate (20%) on all income, no personal allowance
- D0 - Higher Rate (40%) on all income
- D1 - Additional Rate (45%) on all income
- NT - No Tax deducted
Special Codes:
- K codes - You have deductions that exceed your allowance (e.g., K100)
- M code - Marriage Allowance transferred to you
- N code - Marriage Allowance transferred to spouse
- S prefix - Scottish Income Tax applies (e.g., S1257L)
- C prefix - Welsh Income Tax applies (e.g., C1257L)
Emergency Codes:
- 1257L W1/M1/X - Emergency tax (temporary)
Your tax code is usually on your payslip or P45. Contact HMRC if unsure.
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