Holiday for irregular-hours and part-year workers: 12.07% of hours worked each pay period
Estimates only, not financial advice. What you type stays on your device. Checked against sources on 16 Oct 2026.Irregular-hours and part-year workers in the UK build up holiday at 12.07% of the hours they work in each pay period, for leave years starting from 1 April 2024. GOV.UK rounds up to the next whole hour when the result is 0.5 or more past an hour, so 30 hours worked in a week earns 3.621, which becomes 4 hours of leave.
Rates and rules read from the sources listed on this page (the earliest on 16 Oct 2026); they may have changed since.
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Statutory holiday is the minimum paid annual leave an employer must give. This page works it out the way GOV.UK describes it, for regular days, regular hours and irregular hours.
Irregular hours and part-year work. For leave years starting on or after 1 April 2024, workers whose hours change from one pay period to the next build up 12.07% of the hours worked in each pay period. GOV.UK rounds up to the next hour when the result is half an hour or more past a whole hour, so 30 hours gives 4 hours of leave.
Leaving part way through. What you have built up is the year's leave times the share of the leave year you worked. Leaving on 30 June after 181 days of a 365-day year gives 13.88 days for a 5-day week. Untaken statutory leave must be paid in your final pay.
The rest of the article, and all 6 questions about UK Holiday Entitlement Calculator, are on the UK Holiday Entitlement Calculator page.
Irregular-hours and part-year workers build up 12.07% of the hours they actually work in each pay period, for leave years starting on or after 1 April 2024. GOV.UK rounds up to the next hour when the result is 0.5 or more past an hour: 30 hours earns 4 hours.
One-twelfth of the full year's leave for each month left in the leave year, counting the month you start, rounded up to the nearest half day. Someone on a 5-day week starting in the last 3 months of the leave year gets 7 days.
Your employer must pay for statutory leave you built up but did not take, even after a dismissal for gross misconduct. Work out the year's leave times the share of the leave year you worked, then take away the leave you already used.
Yes. Statutory holiday keeps building up during sick leave and during maternity, paternity and adoption leave. Leave you could not take because of sickness can be carried into the next year, up to 20 of the 28 days for regular-hours workers.
Rates and rules change; check the source before you rely on a figure.
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