Autumn Budget: NICs Introduced on Pension Salary Sacrifice Above £2,000 from April 2029

The Autumn Budget introduced a major change for anyone using salary sacrifice to fund pension contributions.
From April 2029, only the first £2,000 of salary sacrificed into a pension each year will remain exempt from National Insurance Contributions (NICs).

Any pension contribution made through salary sacrifice above £2,000 will continue to be income tax exempt, but will become NI-chargeable.

This change is expected to have a significant impact on directors, higher earners and employers who rely on salary sacrifice as a tax-efficient remuneration tool.

What Has Been Announced?

Starting 6 April 2029:

• The first £2,000 of pension salary sacrifice per employee per year will be NIC-free

• Any salary sacrifice above £2,000 will attract employee NICs and employer NICs

• Pension contributions remain income tax exempt, even above the cap

• The change affects all salary sacrifice pension arrangements, including workplace schemes and director arrangements

This represents a major shift in how pension contributions are treated for National Insurance purposes.

Why This Matters

Salary sacrifice has long been a highly tax-efficient method for boosting pension savings because:

• Employees save Income Tax and NICs

• Employers save NICs

• Many employers pass some of their NIC saving to employees

• Directors use salary sacrifice to extract profits efficiently

From April 2029, these NIC benefits will be capped, reducing the attractiveness of larger salary sacrifice contributions.

Who Will Be Most Affected?

1. Company Directors

Directors who use salary sacrifice as a core part of their remuneration strategy will face higher NIC bills once contributions exceed £2,000.

2. Higher Earners

Those contributing significant amounts to pensions — particularly earning £50,000+ — will no longer receive NIC savings on the bulk of their sacrifice.

3. Employees making large pension contributions

Anyone using salary sacrifice to make substantial annual contributions will face reduced efficiency.

4. Employers

Businesses will also see increased employer NIC costs for employees sacrificing more than £2,000 per year.

How NIC Will Apply After April 2029

Below £2,000 salary sacrifice per year

• Income tax: Exempt

• NICs: Exempt

• Employer NICs: Exempt

Above £2,000 salary sacrifice per year

• Income tax: Exempt

• Employee NICs: Payable

• Employer NICs: Payable

The tax relief remains — the NIC advantage does not.

Practical Impact on Tax Planning

The introduction of this NIC cap means:

• Salary sacrifice will still be beneficial, but less advantageous for medium and high earners

• The NIC saving on large pension contributions — once a cornerstone of planning — will largely disappear

• Employers offering generous salary sacrifice arrangements may face increased payroll costs

• Directors may need to review how they structure remuneration between salary, dividends and pension contributions

Planning Considerations for Directors and High Earners

1. Reassess total remuneration strategy

Dividends, bonuses and pension contributions may need rebalancing from 2029.

2. Contribute more before the cap begins

The years before 2029 may present an opportunity for more aggressive pension funding.

3. Use employer contributions strategically

Employer contributions not made via salary sacrifice may still offer advantages.

4. Review company-wide salary sacrifice policies

Employers may need to update documentation, staff communications and payroll systems.

5. Understand the NIC cost at different contribution levels

Modelling will be crucial — especially for those sacrificing £10,000–£40,000 of salary annually.

Summary

The introduction of an NIC cap on pension salary sacrifice from April 2029 marks a significant change to one of the most widely used tax planning strategies for employees, directors and high earners.

While pension contributions remain free of Income Tax, the loss of NIC relief above £2,000 reduces the efficiency of larger salary sacrifice arrangements and will increase payroll costs for businesses.

With four years to prepare, now is the time to review pension strategies, remuneration planning and company policies to ensure the transition is as smooth and tax-efficient as possible.

Merranti Accounting can help model the impact of this change and develop alternative planning strategies tailored to your personal or business circumstances.