Irish income tax reaches 40% at 44,000 euros for a single person, which is early by European standards. Pension contributions are deductible from taxable income, so relief is obtained at the marginal rate, and for anyone above the standard rate band that is 40 cents in the euro.
What makes the Irish arrangement distinctive is that the limit is a percentage of earnings which rises with age.
The age bands
An earnings cap applies, currently 115,000 euros, so the percentage is applied to earnings up to that figure rather than to the whole salary. Someone aged 55 earning 150,000 euros can obtain relief on 35% of 115,000, not of 150,000.
Why the age banding matters
The design recognises that pension saving is usually concentrated in later career, when mortgages are smaller and children are older. It also produces a specific planning opportunity that has no equivalent in the UK or most of continental Europe.
- A late starter can catch up meaningfully. Someone who contributed nothing until fifty can shelter 30% and then 35% and then 40% of capped earnings, which over a final decade is a large sum.
- Relief is at the marginal rate. For a higher rate taxpayer, a 1,000 euro contribution costs 600 euros net. That is a return no investment produces.
- Employer contributions do not count against the limit for occupational schemes, which makes employer contributions strictly better than salary for anyone already at the limit.
- Contributions can be backdated. A contribution made before the return filing deadline can be elected against the previous tax year, which is useful for anyone whose income was higher then.
That last point is used far less than it should be. Someone who received a large bonus last year and did not contribute enough at the time can still obtain relief at last year's higher marginal position.
PRSI and USC are not reduced
Pension contributions reduce income tax and, for occupational scheme contributions deducted through payroll, they do not generally reduce the base for USC or PRSI. This is an important limitation and it distinguishes the Irish arrangement from the British salary sacrifice mechanism, where National Insurance is also saved.
The British approach is covered in salary sacrifice explained, and the difference is worth several percentage points.
What happens at the end
Irish pensions allow a tax free lump sum on retirement, subject to a limit, with a further slice taxed at a reduced standard rate before the balance is taxed normally. A Standard Fund Threshold caps the total value of pension benefits that can be taken without an additional charge, and it has been the subject of periodic increases.
Anyone approaching the threshold should take advice rather than continuing to contribute automatically, because contributions above it are taxed twice in effect. For most employees the threshold is comfortably distant.
Auto enrolment
Ireland has legislated for an automatic enrolment retirement savings system, phasing in employee, employer and state contributions for workers not already in an occupational scheme. It operates on a different basis from the tax relief described above, using a direct state top-up rather than marginal rate relief.
For anyone already contributing to a scheme at or near the age band limit, the existing arrangement remains the more valuable one. For the large number of private sector employees with no pension at all, auto enrolment is the change that finally reaches them.
Related: Australia Medicare Levy Surcharge