Compliance
UK’s Mandatory Payrolling of Benefits-in-Kind from April 2027: What Employers Need to Know
A crucial upcoming compliance change in the UK requires most benefits-in-kind (BiKs) to be payrolled in real time — essential reading for employers preparing for April 2027.
By NomadicTax Research Team • 5-8 min read • March 28, 2026
## Overview: What is Changing?
Beginning 6 April 2027, UK employers must **payroll most Benefits in Kind (BiKs) and expenses in real time**. This mandatory shift follows interim guidance from the HMRC and forms part of the reforms introduced in Budget 2025.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
Currently, employers may voluntarily payroll BiKs before the tax year starts. The voluntary registration window for the 2026-27 year closes on **5 April 2026**. If you miss this, your organization must prepare for mandatory reporting from 2027.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
## Examples of Affected BiKs
| Benefit | Current Treatment | After Mandatory Payrolling |
|--------|-------------------|----------------------------|
| Company car (private use) | Taxed via self-assessment or annual tax return | Taxed via payroll as monthly taxable benefit |
| Living accommodation or beneficial loans | Currently reported separately | To be payrolled once mandatory reporting begins, unless in exceptional cases listed by HMRC([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai)) |
Interim guidance is already published, and payroll systems vendors are being asked to prepare for updates. HMRC has stated that further technical specification and support will be made available well ahead of the 2027 switch.([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))
## Tax Planning and Practical Steps for Employers
- **Inventory your current BiKs and expenses**: list all benefits provided to employees — cars, accommodation, loans, etc.
- **Engage your payroll and HR software providers** now to understand upcoming technical changes.
- **Train payroll and HR teams** on new valuation, timing, and reporting obligations.
- **Communicate with employees**: since compensation mix, take-home pay, and tax codes may change.
### Example Transition
An employer with 150 staff issues free uniforms, provides interest-free staff loans, and owns a company car scheme. Under existing rules, values are patched via annual returns or employee-paid tax. From April 2027, these items must be reflected monthly through payroll — affecting both employer reporting and employee take-home pay. Adjust forecasting and net pay budgeting accordingly.
## Broader Implications & Compliance Risks
- Failure to transition by April 2027 exposes employers to penalties, inaccurate tax codes, and potential unpaid tax liabilities. HMRC has stressed the importance of correct record-keeping.
- Risk of double-counting or missing benefits if payroll systems are not synchronized with HR benefit tracking. Accurate valuation is key.
- Employee relations are at stake; changes in net pay could lead to misunderstanding and require clear messaging.
## Key Dates & Resources
| Date | What Happens |
|------|---------------|
| 5 April 2026 | Last day to register voluntarily to payroll BiKs for 2026-27 tax year. ([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))|
| 6 April 2027 | Mandatory payrolling of most BiKs begins. ([gov.uk](https://www.gov.uk/government/publications/employer-bulletin-february-2026/february-2026-issue-of-the-employer-bulletin?utm_source=openai))|
**Action Items for UK Employers**: conduct benefit inventory, consult with tech vendors, update policies and communications now — and ensure no surprises in payrolls starting Spring 2027.
**Bottom line:** Mandatory payrolling of Benefits-in-Kind is coming. Employers who act early will avoid penalties, employee confusion, and compliance headaches.