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SenseCalc
Updated 6 April 2026

Holiday Pay Calculator · Free UK 2026/27

Calculate holiday pay and annual leave entitlement instantly. Covers 12.07% and 14.54% methods. Updated for 2026/27 under the Working Time Regulations 1998.

✓ Free to use✓ 12.07% & 14.54%✓ Zero hours✓ Updated 2026/27

Holiday Pay Calculator

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£/ year
days / wk
days / wk

Annual leave entitlement

— days

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Monthly

£—

Weekly

£—

Daily

£—

Hourly

£—

Minimum entitlement under Working Time Regulations 1998. Contractual holiday above statutory minimum not included. Always verify with ACAS or a qualified adviser.

How to Calculate Holiday Pay

Quick Answer: UK workers are entitled to 5.6 weeks of paid holiday per year under the Working Time Regulations 1998. For a standard 5-day week, that is 28 days. Holiday pay must be paid at your normal rate of pay, including regular overtime, commission and allowances per the Supreme Court ruling in Flowers v East of England Ambulance Trust.

Statutory Holiday Entitlement

The statutory minimum holiday entitlement in the UK is 5.6 weeks per year. For full-time employees working a 5-day week, this equals 28 days (including the 8 public bank holidays unless your contract gives these in addition). Part-time workers receive their entitlement pro rata to the days they work each week.

Formula

Annual Leave = 5.6 weeks × working days per week | Holiday Pay (zero hours) = hours worked × 14.54%

5-day week: 5.6 × 5 = 28 days | 100 hrs worked: 100 × 14.54% = 14.54 hrs holiday pay

Worked Example: Part-time (3 days/week)

Full-time entitlement28 days (5.6 × 5)
Part-time entitlement5.6 × 3 = 16.8 days
Daily rate (£25,000 / 260 days)£96.15
Holiday pay per day£96.15
Total annual holiday pay£1,615.38

Holiday pay must reflect normal remuneration including regular overtime and commission (Workers v Bear Scotland [2014]).

The 12.07% vs 14.54% Method

The 12.07% method was historically used for casual and zero-hours workers. It derives from dividing 5.6 weeks of leave by 46.4 weeks of work (52 − 5.6 = 12.07%). This meant employers accrued 12.07p of holiday pay for every £1 of pay earned. However, from 1 April 2024, the Working Time (Amendment) Regulations 2023 replaced this with the 14.54% method for irregular hours and part-year workers. The new rate is calculated as 5.6 weeks ÷ 38.53 weeks in the relevant reference period. Where a worker is on a fixed contract with predictable hours, a simple days-based calculation (5.6 × days per week) remains appropriate.

Zero Hours Contract Holiday Pay

For zero-hours workers classified as irregular hours workers under the 2023 Regulations, holiday pay accrues at 14.54% of the hours worked in each pay reference period. For example, a worker who works 80 hours in a month accrues 80 × 14.54% = 11.63 hours of holiday pay. This can be paid as rolled-up holiday pay in each pay packet (shown separately on the payslip) or accumulated and paid when leave is actually taken.

Frequently Asked Questions

UK workers are entitled to 5.6 weeks of paid holiday per year under the Working Time Regulations 1998. For a 5-day week this is 28 days. Holiday pay must be paid at your normal rate of pay, including regular overtime, commission and regular allowances, not just basic pay. The Supreme Court ruling in Flowers v East of England Ambulance Trust confirmed that voluntary overtime must be included if it is sufficiently regular.