What raising the salary sacrifice pension cap could mean for younger workers and employers

The amendment, supported by a Lords majority, has been welcomed by many as a more balanced approach to raising Treasury revenue while still encouraging long-term saving.

Policy context: a shift in the salary sacrifice debate

Salary sacrifice arrangements allow employees to exchange part of their salary for pension contributions, reducing both income tax and National Insurance liabilities. The Government previously planned to cap salary sacrifice pension contributions at £2,000 from April 2029, largely as a revenue-raising measure.

The amendment proposed by Baroness Kramer would raise the cap to £5,000 instead, easing the restriction while still limiting the level of National Insurance relief available through salary sacrifice.

Tomm Adams, Partner, said:

This amendment proposed by Lib Dem peer Baroness Kramer and backed by a House of Lords majority, is a great piece of news among financial doom and gloom. The original decision to cap salary sacrifice contributions at £2,000 from April 2029 disincentivised younger and lower-paid workers from saving as they tend to pay higher marginal rates of National Insurance.

The earlier cap had attracted criticism because it risked discouraging those at the start of their careers from building retirement savings, even though early contributions benefit most from long-term investment growth.

Why early pension saving matters

The debate around salary sacrifice comes at a time when concerns about retirement adequacy in the UK are increasing. Many workers are likely to depend heavily on state and workplace pensions that may not fully replace their pre-retirement income.

Office for Budget Responsibility (OBR) figures claimed the original measure would raise an additional £4.7bn in 2029-30 when introduced, but this would be at the expense of workers’ future financial freedom. Younger workers are exactly the ones who should be starting to save for their pensions early, before other financial responsibilities like family and mortgages kick in, so they can benefit from compounded growth over time.

All this is against the backdrop of the UK being far behind its European and Western World peers in terms of being ready for retirement. The average British earner can only expect to receive around 54% of their final salary income as pension from the mandatory state and auto-enrolment schemes, far behind the EU27 rate of 68%.

The implication is clear: policy decisions affecting pension incentives today could shape retirement security for decades.

Additional amendments broaden the impact

Other welcome amendments tabled include exemptions from the cap for basic rate taxpayers, small and medium enterprises, and charities. Again, this is good news for the wider population. We also have more clarity that the cap is applied per job, so those working multiple jobs can benefit more, although this isn’t hugely fair.

However, the structure of these exemptions could create complexity for employers responsible for administering salary sacrifice arrangements.

The administrative burden for employers

That said, we now risk an awful lot of administration for employers to ensure they capture the right exemptions – payroll was already going to be made more complicated by the “one size fits all” approach, and now larger employers will either have to choose to cap contributions at £5,000 anyway, or work out exemptions per person.

This highlights a common challenge in tax policy: balancing fairness and targeted relief with simplicity and administrative efficiency.

Companies with large or diverse workforces may need to upgrade payroll processes or revisit their salary sacrifice schemes to ensure compliance with any final legislation.

Which sectors could feel the impact most?

If implemented, the revised cap could still affect industries with highly paid workforces where salary sacrifice is widely used.

Tomm concluded:

Financial and professional services, where employees are highly paid, will bear the brunt of the cost of raising this additional revenue for the Treasury. All taxpayers should remember that the salary sacrifice cap is only in respect of National Insurance, and the regular tax-efficient limits will continue to apply.

In practice, this means the change does not alter core pension tax relief rules such as the annual allowance. Instead, it targets the National Insurance advantages of salary sacrifice.

For businesses in sectors like finance, consulting, and legal services, this may require a reassessment of remuneration structures and benefits strategies.

What businesses and individuals should consider next

If the higher cap is confirmed, organisations and employees should start preparing for its implications before the 2029 implementation date.

Key considerations include:

1. Review salary sacrifice schemes

Employers should assess how their current pension salary sacrifice arrangements would operate under a £5,000 cap and whether changes will be required.

2. Prepare payroll systems

Payroll teams may need updated processes to handle exemptions, multi-job scenarios, and different employee eligibility categories.

3. Revisit benefits strategy

Businesses in highly paid sectors may want to consider whether alternative benefits or pension structures could help maintain attractive remuneration packages.

4. Encourage early pension engagement

For employees, particularly younger workers, the policy debate reinforces the importance of starting pension contributions early to maximise long-term growth.

5. Monitor legislative developments

As the amendment still forms part of a wider legislative process, businesses should keep track of how the final rules evolve.

Ultimately, while the proposed increase to the salary sacrifice cap may reduce some of the disincentives created by the earlier plan, it also underlines a broader reality: retirement policy is becoming an increasingly important area for both employers and employees to understand and plan around.

Would you like to know more?

If you have any questions about the above, please get it touch with your usual Blick Rothenberg contact or Tomm using the form below.