PAYE Tax Estimator
PAYE Calculator Ireland
Estimate your PAYE income tax, USC and PRSI deductions for 2024, 2025 and 2026. Understand your tax position before speaking to an accountant.
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How the PAYE System Works in Ireland
PAYE — Pay As You Earn — is the mechanism Revenue uses to collect income tax, USC and PRSI from employees in real time, through payroll. Your employer deducts the appropriate amounts each pay period and remits them directly to Revenue. In theory, at year end you should have paid exactly the right amount of tax.
In practice, many employees end up with overpayments or underpayments. New jobs, job changes, periods of emergency tax, unclaimed credits and mid-year rate band adjustments all create discrepancies between what should have been paid and what was actually deducted.
How PAYE Tax Credits Work
Personal Tax Credit
Every Irish resident is entitled to the Personal Tax Credit of €1,875 per year. This directly reduces your income tax bill — it is not a deduction from income but a credit off the final tax amount.
PAYE Tax Credit
PAYE employees receive an additional €1,875 per year simply for being in PAYE employment. This means the combined basic credits for a single PAYE employee total €3,750 annually.
Earned Income Credit
Self-employed individuals and proprietary directors cannot claim the PAYE credit but instead get the Earned Income Credit of up to €1,875 — the same amount, a different name.
Married Person's Credit
A married person or civil partner receives an additional €1,875 per year. This credit applies regardless of whether the couple is jointly or separately assessed.
Common PAYE Mistakes That Cost Employees Money
Not updating Revenue after a life event.
Getting married, having a child, or starting to pay rent can all trigger new credits or rate band changes. If you don't notify Revenue, you won't receive them automatically.
Not claiming the Rent Tax Credit.
Introduced in 2022, the Rent Tax Credit gives eligible renters €1,000 (single) or €2,000 (married/CP) per year. It must be claimed proactively through myAccount — it is not applied automatically.
Staying on emergency tax after starting a new job.
If your employer does not receive a Tax Credit Certificate from Revenue, they must apply emergency tax — which can mean paying 40% on all income. Registering on myAccount resolves this quickly.
Not reviewing previous years.
Revenue allows claims for overpaid tax going back four years. Many employees have never filed an end-of-year review (Form 12) and are unaware they may be owed a refund.
Why PAYE Refunds Happen
A PAYE refund happens when the total tax deducted from your payslips during the year exceeds your actual liability. This can occur when you change jobs mid-year (you may have had two Standard Rate Bands applied), when you start or stop a credit during the year, or when you had a period of no income. Revenue refunds the excess after a review of your annual position — either automatically or after you file a claim.
Your PAYE estimate is useful. Your actual position may be better.
Many PAYE employees are owed refunds they have never claimed. Credits they didn't apply for. Rate band adjustments they were never told about.
D'Emilia Accounting reviews your PAYE history and recovers what Revenue owes you.
D'Emilia Accounting
- Review your Tax Credit Certificate for missing or incorrect credits
- Check Rent Tax Credit, WFH relief and medical expenses
- File claims for overpaid PAYE from previous years
- Receive a clear breakdown of your full tax position