Emergency Tax in Ireland: Why It Happens and How to Get Your Money Back Fast
If your first payslip in a new Irish job looks nowhere near what you expected — sometimes hundreds of euro lighter — there's a good chance you've been put on emergency tax. It's one of the most common, and most fixable, problems new arrivals and job-switchers run into.
The good news is that none of the money is lost. Emergency tax is an overpayment, not a penalty, and it comes back to you. The bad news is that nobody fixes it for you, and the longer it runs the bigger the hole in your take-home pay gets — because emergency tax gets worse after four weeks, not better.
This guide covers exactly how much you're overpaying, what you need to have in front of you to stop it, how the refund reaches you, and what to do if the tax year has already closed.
Why it happens
Irish payroll runs on instructions from Revenue. Your employer requests a Revenue Payroll Notification (RPN) — a message telling them your tax credits, your rate band, and your USC band. With an RPN, your employer deducts the right amount. Without one, they're legally obliged to tax you on the emergency basis. They don't get to choose, and it isn't your employer being difficult.
Two things have to be true for that RPN to exist:
- Your employer has your PPSN.
- Your job is registered with Revenue.
The second one is where most people come unstuck, because who does the registering depends on your situation. If it's your first job in the State, you have to register it yourself through myAccount — your employer can't do it for you. If you've worked in Ireland before, your employer registers the new employment. Get that backwards and you'll sit on emergency tax waiting for someone else to act.
Revenue sets out the full mechanics on its Emergency Tax rules page.
How much worse emergency tax actually is
Here's the part that's widely misunderstood, including by people who've been through it: you get no tax credits at all on the emergency basis. Not reduced credits. None. That's true from your very first payslip, and it's the main reason the numbers look so brutal.
What you get depends on whether your employer has your PPSN.
If your employer has your PPSN (but the job isn't registered):
| Period | How you're taxed |
|---|---|
| Weeks 1–4 | 20% on income up to the single person's weekly rate band — €846.16, which is 1/52 of the €44,000 annual band — and 40% on anything above it. No tax credits. |
| Week 5 onwards | 40% on all of your pay. No band, no credits. |
If your employer does not have your PPSN: 40% on all of your pay from the very first payslip. There's no four-week grace period at all.
On top of either scenario, USC is charged at the emergency rate of 8% flat on all your income, with none of the usual bands that charge your first few thousand euro at much lower rates.
So the four-week mark is a cliff, not a slope. If you're going to fix this, fix it before week five. And if you're not sure whether your credits and bands are being applied correctly even after the RPN lands, the numbers on your payslip are readable once you know what to look for — we cover that in the complete guide.
A concrete example
Say you start a new job on €3,500 a month. You gave your employer your PPSN, but nobody registered the job with Revenue.
What you should be paying. Your monthly slice of the standard rate band is €3,666.67 (€44,000 ÷ 12), so your whole salary falls inside it and is taxed at 20%: €700. Then your tax credits come off — the personal credit of €2,000 plus the employee credit of €2,000 is €4,000 a year, or €333.33 a month. Your correct PAYE is €366.67.
Month 1, on emergency tax. You still get the rate band, so it's still 20% on €3,500 = €700. But no credits come off. Your PAYE is €700. You've overpaid €333.33.
Month 2, on emergency tax. You're past week four. Now it's 40% on everything: €3,500 × 40% = €1,400. You've overpaid €1,033.33 in a single month.
| Correct PAYE | Emergency PAYE | Overpaid | |
|---|---|---|---|
| Month 1 | €366.67 | €700.00 | €333.33 |
| Month 2 | €366.67 | €1,400.00 | €1,033.33 |
| Two months | €733.34 | €2,100.00 | €1,366.66 |
Two payslips, nearly €1,400 of your money sitting with Revenue. And that's PAYE alone — emergency USC adds 8% of €3,500, or €280 a month, which is also more than you should be paying.
Now the worse version. If your employer never got your PPSN, month 1 is already €1,400 rather than €700. There's no four-week cushion, and by month two you're roughly €2,000 down.
What you need to get off it
Before you log in anywhere, gather these. The whole thing takes about ten minutes if you have them, and stalls indefinitely if you don't.
- Your PPSN. If you don't have one yet, that's the first step and it doesn't go through Revenue — you apply through the Department of Social Protection via MyWelfare.
- Your employer's registration number. This is the one that stops people. It's an Employer Registered Number, and it's printed on your payslip. You cannot register a first job without it.
- Your start date with the employer.
- Access to myAccount. You register with your PPSN, date of birth, and either MyGovID or Revenue's postal verification. If you're new to the country, do this before your first payday, not after.
- Your IBAN, entered in myAccount. Revenue won't post you a cheque. If your bank details are missing or belong to a closed account, any refund stalls.
If you're a non-EU worker, your PPSN and employment permit timeline is usually what's driving the delay rather than anything you've done wrong — we've written that up separately in tax refunds for non-EU workers in Ireland.
How to fix it — and how fast
If it's your first job in Ireland: sign in to myAccount, go to PAYE Services, and click "Add Job or Pension Details." Enter the employer registration number and your start date.
If you've worked in Ireland before: your employer registers the employment. Ask your payroll contact to confirm they've done it — "we've put you on the system" often means their internal HR system, not Revenue's.
Once the job is registered, Revenue issues the RPN and your employer picks it up on the next payroll run. If the RPN comes through on a cumulative basis, your employer recalculates your tax from the start of the year and the refund arrives through your payslip, not as a separate payment from Revenue. That catches people out — they wait for a bank transfer that was never coming. If you want to check the fix has actually landed, the credits and basis lines on your next payslip are where to look — we cover how to read them in how to read your Irish payslip.
One thing worth knowing: while you're still on the emergency basis, your employer is not permitted to refund you. So chasing payroll for the money before the RPN exists gets you nowhere. Fix the registration; the refund follows automatically.
What if the tax year has already ended
Nothing is lost. If the emergency tax was never corrected before 31 December, or you left the job before it got sorted, you claim it back by completing an Income Tax Return for that year in myAccount and requesting your Statement of Liability. Revenue works out what you should have paid across the whole year, compares it to what was actually deducted, and refunds the difference.
You have four years to do this. And it's worth doing properly rather than just for the emergency tax — while you're filing that return you can claim every other credit you were entitled to that year, which for most people is where the bigger money is.
If you left Ireland partway through a year, this applies to you too, and the refund is usually larger because your credits were spread across a full year you only worked part of. That's a different calculation, covered in leaving Ireland and the refund you might be owed.
If you'd rather someone just read the payslips and tell you what went wrong and what you're owed, that's what our Payslip Review is for.
Why this is so common among expats specifically
Emergency tax is the default starting position, not an error state. Revenue applies it whenever there's no employment history to work from — and if you've just arrived, there isn't one.
The specific traps we see over and over:
- Waiting on a PPSN. You start work before it comes through, so your employer has nothing to give Revenue.
- Assuming the employer registers a first job. They can't. That one is on you.
- Changing jobs mid-year and assuming credits move across automatically. There's a gap while the new RPN is issued.
- Two jobs at once. If you don't split your credits and rate band between them in myAccount, the second job gets taxed as if it were pure extra income.
- Not checking payslip two. Month one looks bad but survivable, so people wait. Month two is when the 40% lands.
If this is your first time filing anything with Revenue, the process is less intimidating than it looks — start with claiming your PAYE tax back for the first time.
Questions we get asked
How long until I get the money back?
Once your job is registered and Revenue issues a cumulative RPN, the refund comes through your next payroll run — so it lands with your next wages. The variable is your employer's payroll cycle, not Revenue. For a closed tax year claimed through a Statement of Liability, expect it as a bank transfer rather than through payroll.
My employer says it's Revenue's fault. Revenue says it's my employer's. Who's right?
Usually neither. In most cases the job simply isn't registered, and if it's your first job in Ireland that registration is yours to do. Check in myAccount under "Jobs and Pensions" whether the employment appears at all. If it doesn't, that's your answer.
I've been on emergency tax for three months. Have I lost that money?
No. Register the job now, and if the RPN is issued cumulatively your employer recalculates the whole year and refunds it through your pay. If the year has already ended, file the return and claim it — you have four years.
I have two jobs and the second one is taxed brutally. Is that emergency tax?
It might not be. If both jobs are registered but all your credits and rate band sit against job one, job two gets taxed at the higher rate on everything, which looks identical on the payslip. You fix that by dividing your credits and rate band between the employments in myAccount.
Does emergency tax affect my PRSI too?
PRSI is charged at your normal class regardless — it's PAYE and USC that go onto the emergency basis. So the overpayment you're chasing is income tax and USC.
If you're reading this with a bad payslip in front of you, check one thing first: log into myAccount and see whether your employment is listed under "Jobs and Pensions." Nine times out of ten, that's the whole problem.