Holiday entitlement calculator

Work out statutory holiday entitlement the way HR teams actually need it

Use regular-hours or irregular-hours assumptions to see the entitlement for the current leave year, plus any pro-rata adjustment if someone started or finished part way through.

What it does

Calculate entitlement for the real leave-year scenario, not just the full-year default

This tool is designed for the cases HR teams actually deal with: full-year staff, part-time workers, and people who started or finished part way through the leave year.

For irregular-hours workers, it also supports the common accrual approach based on hours worked in the year. That makes it easier to pressure-test balances before you move from estimate to policy.

What this tool includes

  • Regular-hours and irregular-hours calculations
  • Pro-rata adjustment inside the current leave year
  • Hours and days views for planning
  • Clear assumptions to review before use

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Frequently asked questions

How does the calculator work?

For regular-hours workers it applies the statutory 5.6 weeks of leave and pro-rates the current leave year if needed. For irregular-hours workers it uses the 12.07% accrual approach.

Does this include bank holidays?

This focuses on statutory entitlement itself. Your policy may treat bank holidays separately.

Why is 12.07% used?

That is the accrual rate commonly used for irregular-hours and part-year statutory holiday calculations.

Can I use this result as a final policy or legal decision?

No. Use the result as a practical planning estimate, then review it against your policy, legal requirements, and the specific employee or hiring context.

Is this tool designed for UK HR scenarios?

Yes. Where the calculation relies on statutory assumptions, the current version is designed around UK employment and HR conventions.

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