SMP Calculator UK 2025/26 — Statutory Maternity Pay & Allowance

Calculate Statutory Maternity Pay for 2025/26: 6 weeks at 90% pay, 33 weeks at £187.18/week (or 90% if lower). Free UK SMP calculator with weekly, monthly and total breakdown.

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Calculator

Use this free smp calculator uk to get accurate results based on UK 2025/26 rates and thresholds. Simply enter your details and click Calculate for instant results.

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Frequently Asked Questions

How does the Smp Calculator UK work?
Enter your business details into the calculator fields and click Calculate. The tool uses current UK business rates, thresholds, and allowances to give you accurate estimates instantly.
Is this Smp Calculator UK free to use?
Yes, completely free with no registration required. All calculations happen in your browser — we don't store any business or financial data.
How accurate are the results?
The calculator uses current UK rates and thresholds as published by HMRC and Companies House. Results are estimates — for precise figures on complex matters, consult a qualified accountant or business adviser.
Is this suitable for small businesses?
Yes, this calculator is designed for businesses of all sizes, from sole traders and micro-businesses to SMEs and larger companies. The calculations apply standard UK rules applicable to your situation.
Does this include the latest rates?
Yes, the calculator is updated for the current financial year. UK business tax rates, thresholds, and allowances are checked regularly against HMRC publications.
Can I compare different scenarios?
Yes, adjust the input values and recalculate to compare different business scenarios. This helps you plan ahead and make informed financial decisions.
Can I save or print my results?
Yes, use your browser's print function (Ctrl+P or Cmd+P) to save a copy. You can also take a screenshot. Bookmark this page to return and recalculate as your business needs change.
Who should use this calculator?
This calculator is useful for business owners, entrepreneurs, accountants, bookkeepers, payroll managers, and anyone involved in UK business financial planning.

Official Sources

Data verified against official UK government sources. Last checked April 2026.

Quick answer: SMP (Statutory Maternity Pay) 2025/26: 90% of your average weekly earnings for the first 6 weeks, then £187.18/week or 90% (whichever is lower) for 33 weeks. Paid for up to 39 weeks total.