For care agency owners in London & the UK

Care Agency Retention Bonuses: Deduct Now or When Paid?

You accrue a bonus to keep good carers, but the company tax return is close and the cash is not going out yet. Here is exactly when that bonus becomes a deduction, and the one date that decides it.

Last updated: 10 November 2026
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A retention bonus you accrue in this year's accounts is only deductible in this year if you pay it within nine months of your accounting year end. Pay it inside that window and the deduction stays where you booked it; miss the date and the deduction does not disappear, it simply moves to the year you actually pay. The rule sits in section 1288 CTA 2009, and for most care agencies the nine month date falls on the day before corporation tax is due, which makes it easy to line the two up.

K By Kris Nick, Account ManagerReviewed and signed off by a senior qualified accountant on the LOYALS team
9 min read

Can we deduct a retention bonus before we pay it?

Yes, but only if you pay it soon enough. You can charge the bonus as a cost in the year you decide on it, and that accrual is deductible in that year, provided the bonus is actually paid within nine months of the end of your accounting period. Pay it inside that window and nothing moves. Pay it after, and the deduction is taken out of the accrual year and allowed instead in the year the money leaves, so the relief is delayed rather than denied. The rule does not care whether you call it a bonus, an incentive or a retention payment; what matters is the date it is paid against the date your year ends.

For a care agency with fifteen or more carers, this usually comes up in one of two ways: a thank-you bonus you accrue at the year end to reward a hard year, or a structured retention payment designed to keep people through a difficult patch. The first is easy to get right once you know the date; the second often cannot meet it by design. Our care agency accounting team sets the payment date deliberately, so the deduction lands in the year that actually helps your tax position. If your question is really about the broader cost of getting the year end done, our guide to year-end accounts costs for a domiciliary care agency covers that separately; this page is only about the timing of the bonus deduction.

What is the nine month rule for staff bonuses?

The nine month rule is the test that decides which year a bonus is deductible in. It lives in section 1288 of the Corporation Tax Act 2009, backed by HMRC's guidance at BIM47130 on unpaid remuneration. Where an amount is charged in a company's accounts for employees' pay and would otherwise be deductible, no deduction is allowed for that period unless the pay is made within nine months after the end of the period of account. If it is paid after that, section 1288(2) allows the deduction in the later period in which it is actually paid, and if it is never paid at all, section 1288(3) denies the deduction entirely.

There is a neat way to remember the date. Corporation tax for a company with profits up to 1.5 million pounds is due nine months and one day after the accounting period ends, so the pay-by date for the bonus deduction sits exactly one day before your tax payment date. If your year ends on 31 March, the bonus needs to be paid by 31 December to stay in that year, and the tax is due on 1 January. The timeline below shows how the deduction follows the payment date, and our tax planning and advisory team maps it onto your real year end before the accounts are signed off.

When a retention bonus becomes deductibleA retention bonus accrued in a company's accounts is deducted in that accounting year only if it is paid within nine months of the year end, the same point corporation tax falls due. Paid after that, the deduction moves to the year it is paid, and if it is never paid there is no deduction.When a retention bonusbecomes deductibleBy the date it is paid, section 1288 CTA20091Accounting year endsThe bonus is accrued in thatyear's accounts as a staff cost2Nine months laterThe pay-by date for thededuction to stay in that yearThe day before corporation tax isdue3Paid in timeDeducted in the year youaccrued it4Paid after, or not at allDeducted in the year you pay it,or lost if never paidRule from section 1288 CTA 2009 andHMRC BIM47130.
When a care agency retention bonus becomes a corporation tax deduction in the UK: pay within nine months of the year end to keep the deduction in that year, or it moves to the year you pay. Based on section 1288 CTA 2009.

Notice that the cash basis sits outside all of this. The unpaid remuneration rule applies to businesses that prepare their accounts on the normal accruals basis, which is every care agency run through a limited company. A very small unincorporated business using the cash basis would deduct wages when paid in any case, so the nine month test never bites there. If you are a limited company, which almost all agencies with payroll are, assume the rule applies to every bonus you accrue.

When does HMRC treat the bonus as paid?

Paid means paid, not promised, and the definition is stricter than owners expect. HMRC treats remuneration as paid when it is treated as received by the employee for the employment income charge, broadly the point at which the money is handed over or made available to them. BIM47130 is explicit that operating PAYE on the bonus is sufficient evidence that it has been paid, so the cleanest proof is simply running it through a pay run with tax and National Insurance deducted. A board minute resolving to award a bonus, or a figure sitting in the accounts as a provision, is not payment and does not start the clock.

This matters most where a bonus is credited to a director's loan account rather than paid in cash. Crediting the account so the director can draw on it can count as payment, but only if it genuinely makes the money available and is reported correctly; a bookkeeping entry made purely to secure a deduction, with the cash never actually accessible, will not stand up. The safe route for a care agency is to pay the bonus through payroll on or before the nine month date and keep the payroll record, so the date paid is never in doubt.

Before you set the bonus figure, it helps to see what it really costs once tax and National Insurance come off. Our free take-home pay calculator shows how a gross bonus splits into the carer's net pay, tax and NI, so you can size the reward and the cash you need by the pay-by date. No signup needed.

How much of the bonus can we deduct this year?

All of it, part of it, or none of it, depending entirely on how much is paid before the nine month date. The accrual sets the amount; the payment date sets the year. Take a care agency with a 31 March year end that accrues a 40,000 pound retention pot for its carers. It pays 30,000 pounds through the December payroll, comfortably inside the nine months, and holds back 10,000 pounds that is only paid the following February, after the cut-off. The split below shows how that one pot lands in two different tax years.

A 40,000 pound retention pot, paid in two partsOf a 40,000 pound retention bonus accrued at a 31 March year end, the 30,000 pounds paid through the December payroll is deducted in the accrual year and the 10,000 pounds paid the following February is deducted in the next year.A 40,000 pound retentionpot, paid in two partsIllustrative, 31 March year endยฃ40,000 accrued at the year end75%25%Paid within nine months, deductedthis year, ยฃ30,000 (75%)Paid after the cut-off, deducted nextyear, ยฃ10,000 (25%)Illustration, not client data.
How a care agency retention bonus splits across tax years in the UK: of a 40,000 pound pot accrued at the year end, the part paid within nine months is deductible that year and the rest moves to the year it is paid. Illustration, not client data.

So the deduction is not an all-or-nothing switch. The 30,000 pounds paid in time is deductible in the year you accrued it; the 10,000 pounds paid late is deductible in the following year instead. That is useful to know in both directions. If this year's profit is high, you want as much of the bonus paid before the date as cash allows. If next year's profit looks higher, deliberately paying a slice after the cut-off can move that relief to where it saves more tax. The table sets out the three outcomes in full.

The same accrued bonus, three payment timings, and when the deduction actually lands:

When the bonus is paidDeductible in the accrual year?When you get the deduction
Within nine months of the year endYes, in fullThe year you accrued it
After the nine month cut-offNoThe year you actually pay it
Still unpaid when the return is filedNoNot until paid, and lost entirely if never paid
What we check first at LOYALS When an owner tells us they have accrued a bonus, the first thing we check is not the amount, it is the date it will actually be paid against the year end. More than once we have seen a healthy accrual sitting in draft accounts that would have given the deduction a year early, only for the cash to go out weeks after the nine month date and quietly push the relief into the next return. It is one of the easiest deductions to lose by accident and one of the easiest to protect, because all it takes is running the bonus through payroll a few days sooner.

What if the bonus only pays out if staff stay?

This is where a true retention bonus parts company with an ordinary year-end bonus. A retention scheme often promises a payment only if the carer is still employed in, say, a year or two, so at the year end you hold a provision for a cost that is not yet payable. HMRC's guidance at BIM47135 confirms that such a provision is still an amount charged in the accounts for employee pay, using the very example of a bonus payable only if the employee is still working for the employer years later. So the nine month rule still applies to it.

The consequence is simple once you see it. Because a long term retention bonus will not be paid within nine months of the year you book the provision, the deduction cannot be taken in that year. It waits until the accounting period in which the bonus is actually paid, which may be two or three years down the line. That is not a problem, but it is a planning point: you get the staffing benefit now and the tax relief later, and your management accounts should show the provision as a cost without assuming it reduces this year's tax bill. The statutory home for all of this is sections 1288 and 1289 CTA 2009, and it is worth having an accountant confirm which year each tranche falls in before the figures are fixed.

Not sure whether your bonus will be paid in time to count this year? Send me your year end and when you plan to pay, and I will tell you which tax year the deduction lands in. Message Kris on WhatsApp.

Before you file: pin the deduction to the right year

Our position, after running company tax for care agencies across London, is that the bonus deduction should never be left to chance. Decide which year you want the relief in, then set the payment date to match, rather than discovering after the fact that the cash went out a few days too late. Where cash allows and this year's profit is high, pay in time. Where next year looks tighter for tax, a deliberate slice paid after the cut-off can be the better call. Either way, the decision is yours to make on purpose, and the checklist below is the sequence we work through before a client's return is filed.

Retention bonus deduction timing checklist

Run this before you fix the figures. It is the order we use for care clients timing a bonus deduction.

  • Note your accounting year end and count nine months forward; that is your pay-by date.
  • Check it against your corporation tax due date, which is nine months and one day after the year end, so you do not miss it by a day.
  • Decide which tax year you actually want the deduction in, this year or next.
  • Set the payment date to match, and confirm the cash is there to pay by that date.
  • Run the bonus through payroll so it is treated as paid, operating PAYE and employer National Insurance.
  • For a long term retention bonus, book the provision but expect the deduction only in the year you pay it.
  • Keep the board minute, the payroll record and the bank payment together as proof of the date paid.

A bonus decision like this usually lands at the busiest time of the year, right as the accounts are being pulled together and payroll is already stretched. This is exactly the kind of call a specialist care agency finance team takes off your desk: we confirm the pay-by date, time the payment to the year that helps your tax, and make sure it goes through payroll correctly so the deduction is never in doubt. It is one part of the wider outsourced finance function we run for agencies once payroll, funding and tax all need to move together. LOYALS is a King's Cross firm of accountants and business consultants working with care providers across London.

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Here is how the three common ways of handling a bonus deduction actually compare:

What the decision needs Do it in-house Generic accountant LOYALS specialist
Counts nine months from your exact year end โœ— Easy to miss by days โ— At year end only โœ“ Set against the pay-by date
Confirms the bonus is paid, not just awarded โœ— Minute mistaken for payment โ— If asked โœ“ Paid through payroll, evidenced
Splits a part-paid pot across two tax years โœ— Rarely modelled โ— If you provide figures โœ“ Modelled both ways
Flags a long term retention provision as deductible only when paid โœ— โ— โœ“ Knows the BIM47135 point
Keeps the accrual tied to live management figures โœ— Out of date fast โœ“ โœ“ Part of the monthly service

This is why care agencies that reward staff regularly move the timing decision to a specialist who sets the payment date to the year that helps, rather than finding out after the fact.

What this typically costs at LOYALS

  • Care Payroll and Compliance: from ยฃ995 a month
  • Care Finance Department (payroll, funder reporting, management accounts and company tax): ยฃ1,495 to ยฃ2,495 a month
  • Structure and Tax Review (one-off bonus and extraction timing review): from ยฃ750 one-off, credited against your first month

All fees exclude VAT and are fixed for twelve months. Quotes are issued in writing within 24 hours after a 15-minute call, and we do not take on ongoing work below ยฃ500 a month. See full price list.

Frequently asked questions

Can we deduct a retention bonus before we actually pay it?+
You can accrue it now, but the deduction only stays in that year if you pay the bonus within nine months of the end of your accounting period. Pay it inside the window and it is deductible in the year you accrued it. Miss the date and the deduction moves to the year you actually pay.
What is the nine month rule for staff bonuses?+
Under section 1288 CTA 2009, an amount charged in a company's accounts for employees' pay is only deductible in that period if it is paid within nine months after the period of account ends. If it is paid later, the deduction is allowed instead in the period it is paid, and if it is never paid there is no deduction at all.
When does HMRC treat a bonus as paid?+
A bonus is treated as paid when it is treated as received by the employee for the employment income charge, broadly when it goes through payroll or is otherwise made available. HMRC guidance says operating PAYE on the bonus is sufficient evidence of payment. Simply resolving to award a bonus is not payment.
What happens to the deduction if we pay a retention bonus late?+
The deduction is not lost, it is deferred. If you pay after the nine month cut-off, section 1288 CTA 2009 allows the deduction in the accounting period in which the bonus is actually paid, not the earlier period in which you accrued it. The cost moves forward a year rather than disappearing.
Can we deduct a long term retention bonus that only pays out if staff stay?+
A provision for a bonus payable only if the employee is still there in, say, two years is an amount charged in the accounts, but it will not be paid within nine months. So the deduction waits until the period you actually pay it. Booking the provision does not give you a deduction in that year.
Does the nine month rule apply if we use the cash basis?+
No. The unpaid remuneration rule applies to businesses preparing accounts on the accruals basis. A very small unincorporated business using the cash basis deducts wages when they are paid anyway, so the rule does not bite. Most care agencies are limited companies on the accruals basis, so it applies to them.
K

Kris Nick, Account Manager

Kris is the account manager and day-to-day point of contact for LOYALS clients, working alongside our team of qualified accountants and experienced finance professionals across care, hospitality and construction. Open Mon to Sat 10am to 7pm.

Message Kris on WhatsApp

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