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Expenses and Benefits: P11D, PAYE Settlement Agreements and Salary Sacrifice

A comprehensive guide to P11D, PAYE Settlement Agreements, and Salary Sacrifice arrangements for UK employers in the 2026/27 tax year.

11 min read Updated April 2026🇬🇧 UK-specific
James Okafor
James Okafor·
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Introduction

Understanding expenses and benefits is crucial for UK employers to ensure compliance with HMRC regulations. This guide delves into the intricacies of P11D reporting, PAYE Settlement Agreements (PSAs), and salary sacrifice arrangements for the 2026/27 tax year, providing clarity on what you need to know.

What are Benefits in Kind (BiKs)?

Benefits in Kind (BiKs) are non-cash benefits provided to employees by their employer, such as company cars, private medical insurance, or interest-free loans. These benefits are generally taxable and subject to National Insurance contributions. It's important to note that even if a benefit isn't directly taxed on the employee, it might still carry employer National Insurance liability or require disclosure via form P11D.

Common Benefits in Kind and Their Tax Treatment (2026/27)

BenefitTax Treatment (Employee)NI Treatment (Employer)Notes
Company CarTaxable based on P11D value (list price, CO2 emissions, electric range)Class 1A NI (15%)Rates vary by CO2 and electric range. Zero-emission cars have lower BIK rates. Fuel benefit multiplier: £28,200.
Private Medical InsuranceTaxable as a BiKClass 1A NI (15%)The cost to the employer is the taxable benefit.
Gym MembershipTaxable as a BiKClass 1A NI (15%)Generally taxable unless part of a wider welfare program available to all employees.
Mobile PhoneExempt if provided for business use and private use is incidental.No NI if exemptIf primarily for private use, it's a taxable BiK.
Home Working AllowanceEmployers can pay up to £6/week tax-free.No NI if within limitFrom April 2026, tax relief for employees claiming non-reimbursed homeworking expenses is abolished.

P11D: Reporting Expenses and Benefits

The P11D form is used to report expenses and benefits provided to employees that were not processed through payroll. Employers must submit a P11D for each employee who received such benefits. Accurate and timely submission is vital to avoid penalties from HMRC.

P11D Deadlines (2026/27 Tax Year)

ActionDeadline
Report expenses and benefits (P11D)6 July 2026
Give employees a copy of information6 July 2026
Report total Class 1A National Insurance6 July 2026
Pay Class 1A National Insurance22 July 2026 (19 July for cheque)

Class 1A National Insurance Contributions

Employers pay Class 1A National Insurance on most benefits in kind. For the 2026/27 tax year, the Class 1A NICs rate is15%. This is paid annually to HMRC after the P11D submission.

PAYE Settlement Agreements (PSAs)

A PAYE Settlement Agreement (PSA) allows employers to make a single annual payment to HMRC to cover all tax and National Insurance on minor, irregular, or impracticable expenses and benefits. This simplifies reporting by removing the need for P11Ds for these specific items and ensures employees don't face a tax charge.

Benefits of a PSA

  • Reduces administrative burden: By avoiding individual P11D forms for minor benefits.
  • Ensures compliance: Tax and NI are paid on benefits that might otherwise be overlooked.
  • Protects employee privacy: Minor benefits are not reported on their P11D.

What can be included in a PSA?

  • Minor benefits: Small value, e.g., staff entertaining, small gifts.
  • Irregular benefits: Not provided regularly, e.g., relocation expenses above exemption.
  • Impracticable benefits: Difficult to apportion to individual employees, e.g., shared company assets.

PSA Deadlines (2026/27 Tax Year)

ActionDeadline
Apply for a PSA5 July 2026 (for 2026/27 tax year)
Pay tax and Class 1B National Insurance for PSA22 October 2026 (19 October for cheque)

Salary Sacrifice Arrangements

Salary sacrifice is an agreement between an employer and an employee to reduce the employee's cash salary in exchange for a non-cash benefit. This can result in tax and National Insurance savings for both parties, making it an attractive option for certain benefits.

Common Salary Sacrifice Schemes

  • Pension Contributions: Employees sacrifice a portion of their salary, and the employer pays this into their pension. This saves both employee and employer NI.Changes are coming from April 2029, capping NI relief.
  • Cycle to Work Scheme: Employees can get a bike and cycling accessories through their employer, saving on tax and NI. The employer buys the equipment, and the employee 'hires' it back through salary sacrifice.
  • Childcare Vouchers (Legacy): This scheme is closed to new entrants, but existing participants can continue to benefit from tax and NI savings.

Pros and Cons of Salary Sacrifice

Pros

  • Tax and NI Savings: Both employers and employees can save on National Insurance contributions.
  • Increased Employee Benefits: Employees can access benefits more affordably.
  • Improved Employee Morale: Offering valuable benefits can boost satisfaction and retention.

Cons

  • Reduced Salary for Other Benefits: A lower gross salary can impact mortgage applications, state benefits, and some life insurance policies.
  • Complexity: Requires careful administration and clear communication to ensure compliance.
  • Impact on Pension: While pension contributions increase, a lower salary might affect future state pension calculations if not managed correctly.

How Accounting Software Handles P11D and Benefits

Modern accounting software plays a vital role in managing expenses and benefits, simplifying compliance and reducing administrative burden. Leveraging these tools can save significant time and reduce the risk of errors.

Popular UK Accounting Software with P11D Features (Examples)

Software NameKey P11D FeatureAdditional BenefitRating
XeroComprehensive P11D reporting and Class 1A NI calculation.User-friendly interface, strong integration with other business tools.4.5/5
Sage 50 PayrollRobust P11D and PSA management, HMRC-recognized.Extensive payroll features, suitable for larger businesses.4/5
QuickBooks OnlineSimplified P11D process, good for small to medium businesses.Cloud-based, accessible anywhere, good for expense tracking.4/5

Conclusion

Managing expenses and benefits in the UK requires a thorough understanding of P11D, PAYE Settlement Agreements, and salary sacrifice rules. By staying informed about the latest HMRC regulations for 2026/27 and leveraging appropriate accounting software, businesses can ensure compliance, optimize tax efficiency, and provide valuable benefits to their employees.

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