Compliance
UK Employers & Contractors: Mandatory Payrolling of Benefits in Kind from April 2027 & What You Must Do Now
UK employers face a deadline to adapt to mandatory payrolling of benefits in kind (BiKs) from April 2027—here’s how to prepare ahead.
By NomadicTax Research Team • 5-8 min read • February 18, 2026
## What’s Changing: From Voluntary to Mandatory Payrolling of Benefits in Kind (BiKs)
Under the UK’s *Employer Bulletin* (February 2026), HMRC reminded employers that **voluntary registration** for payrolling BiKs ends on **5 April 2026**. From **6 April 2027**, *mandatory payrolling* will be required for most benefits in kind.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai)) BiKs include non-cash perks like company cars, accommodation, beneficial loans—anything beyond salary that employees receive.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
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## Who It Affects & Why It Matters
This change affects employers who currently value and report BiKs separately on P11D forms (or similar). Under payrolling:
- **Benefit valuation** is processed *via payroll* and taxed *monthly* instead of being reported annually.
- Employers must *withhold tax each pay period* rather than letting employees handle tax when self-assessing.
- Payroll systems, HR policies, and employee contracts may need updating.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
The goal is to smooth administration and soften cash flow challenges for employees—losing the annual “lump‐sum” tax hit when P11D tax is due. But for employers, implementing from April 2027 means about **12 months** of preparation. Voluntary registration must be done **before** 5 April 2026; you cannot opt in once the tax year begins.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
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## Steps Employers Should Take Now
### 1. Assess Benefits in Kind Covered
Identify which benefits employees receive that will be caught by mandatory payrolling—company loans, staff accommodation, perks like private medical insurance, etc. Work with your finance team to inventory them.
### 2. Evaluate Payroll System Capabilities
Ensure payroll software can:
- Handle incremental valuation of BiKs per pay period;
- Adjust tax codes dynamically;
- Generate new registration/notifications where required.
If not, plan vendor configuration or migration.
### 3. Register Voluntarily *Before* 5 April 2026 (If Appropriate)
If ready early, voluntary registration allows smoother transition. Once 6 April 2026 arrives, the voluntary tool closes for this purpose.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
### 4. Communicate With Employees
Clarify how their benefits, tax timelines, and pay-period tax withholdings will change. Run examples to show net pay differences to reduce surprises.
### 5. Keep Updated With HMRC Guidance
HMRC has published interim guidance and technical specifications. As policy and delivery are refined, additional updates will emerge.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
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## Example Scenario
Sarah owns a software consultancy in Manchester and currently offers a staff common-law loan, free lodging, and a gym membership valued annually and declared via P11D. Under mandatory payrolling:
- These benefits must be reported each month through payroll.
- The company must withhold tax each pay period based on the valuation;
- If Sarah’s payroll system cannot support that granularity, she'll need to upgrade or engage external payroll service providers.
If she registers voluntarily before April 2026, she can test the workflow, engage with her team, and train HR without the pressure of compliance deadlines.
Employers who delay will face last-minute adjustments, possible software costs, and disgruntled employees when unexpected withholding hits.
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UK employers should act proactively—do your benefit inventory, test payroll adjustments, register early if feasible, and keep your teams informed. The goal: smooth transition by April 2027, smoother cash flows for your people, and a cleaner tax reporting process.