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Rolled-up holiday pay has been legal again since April 2024, and almost everything written about it explains the rule rather than the decision. The decision is the harder part.
You can pay a carer's holiday entitlement as a percentage on top of every payslip instead of paying it when they take leave. But only for some of your workforce, and the line between the two groups isn't where most agencies assume it is. Get it wrong and you've underpaid holiday pay, which is recoverable and carries tribunal risk.
Here's how to work out which of your carers qualify, and whether it's worth doing at all.
Start with the contract, not the rota
The rules cover two groups: irregular hours workers and part-year workers.
Acas defines an irregular hours worker as someone whose hours, under their contract in that year, are variable in each pay period. Wholly or mostly variable. Zero-hours, casual and bank contracts usually meet it.
A part-year worker is someone whose contract requires them to work only part of the year, with periods of at least a week where they aren't required to work and aren't paid, and whose contract stays in place all year round.
This is where agencies get caught. A carer on a guaranteed 30-hour contract whose visits move around from week to week is not an irregular hours worker. Their rota varies. Their contracted hours don't. The test sits in the contract, not the schedule, so if you've read "variable hours" and pictured your rota, go and read the contracts instead.
The date works the same way. GOV.UK puts it as leave years beginning on or after 1 April 2024. If a carer's leave year started on or before 31 March 2024, rolled-up pay wasn't available to them for that year.
What you're actually paying
Rolled-up holiday pay is at least 12.07% of the worker's total pay in each pay period, paid at the same time as the pay for the work itself.
Two things about that percentage are worth being precise about, because the same number does two different jobs. For entitlement, 12.07% applies to the hours a carer works and tells you how much leave they've built up. For rolled-up pay, it applies to their total pay in the period and tells you how much to add. Because it's a percentage of everything they earned, enhanced weekend and bank holiday rates are already inside the figure.
It has to appear as a separate payment on the payslip. A higher hourly rate with the holiday quietly baked into it is still unlawful, and that's the version agencies most often reach for. Rolled-up pay is a distinct line the carer can see.
You still have to make sure they take the leave
Paying holiday as you go doesn't remove your duty to make sure carers can actually take it. Acas is explicit that the employer keeps that responsibility.
It also changes what a week off feels like. A carer who takes a week's leave under rolled-up pay receives nothing that week, because they've already been paid for it. In a workforce where money is often tight, that's a real reason people stop booking leave. It becomes a wellbeing and retention problem long before it becomes a compliance one.
So if you go this way, you need some means of seeing who hasn't taken leave, and a proper conversation with carers about what the change means before the first payslip lands.
So should you use it?
It depends what you're solving for.
Rolled-up pay is simpler to run. No 52-week average per carer, no reference period to maintain, and the sum is the same shape every period. For a small office doing payroll alongside everything else, that's a genuine saving.
The 52-week average stays available and it isn't the worse option. It's more work, but a carer gets paid when they take their leave, which is easier to explain and much easier for people to plan around. It also calculates holiday pay on what someone actually earned across a year rather than period by period, and for carers whose hours swing a lot, that can be the fairer answer.
If your carers are genuinely on zero-hours or bank contracts and your payroll admin is stretched, rolled-up pay is worth looking at. If most of your team is on guaranteed hours, the question doesn't arise, because they don't qualify.
Where this gets expensive
Three things turn an administrative choice into a liability.
Using it for carers who don't qualify. Someone on guaranteed hours who's been paid 12.07% on top hasn't had their statutory leave paid correctly, and the shortfall is recoverable.
Burying it in the hourly rate. If it isn't a separate payslip line, you can't evidence that you paid it, and in a dispute that burden is yours.
Running the percentage on the wrong figure. It's 12.07% of total pay in the period. If payroll calculates it on basic pay and ignores enhancements, you're short every single period, and it compounds quietly across a whole team.
Making the numbers defensible
Whichever route you take, the calculation is only as good as the hours behind it. Rolled-up pay needs total pay per period, per carer, enhancements included. The 52-week average needs a clean year of hours and earnings.
Birdie builds both from confirmed visit data rather than a spreadsheet someone keeps by hand. In-app timesheets show carers their hours and pay before each payroll run, pay run data exports into your payroll system, and Birdie flags any carer at risk of dropping below the National Minimum Wage on a mixed-rate rota.
If it's the entitlement side you need rather than the payment method, how to calculate carer holiday accrual and absence pay covers accrual, the 52-week average and what to pay across each of the 5.6 weeks.
Before you change anything, pull your contracts and sort your carers into three groups: genuinely irregular hours, part-year, and everyone else. That list decides the rest.
Published date:
September 16, 2026
Author:
Lucy Ogilvie
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