Updated June 2026

Revenue
Penalty Calculator

Understand Revenue surcharges and penalties in Ireland — calculate what you owe, learn the rules, and find out how to appeal or reduce your penalty.

Read the penalties guide →
10%
Late filing surcharge — up to 2 months
20%
Surcharge after 2 months late
0.0219%
Daily interest on late tax payment
55%
Max penalty mitigation with voluntary disclosure

What do you need to know?

Choose a topic to get the full details, rules and amounts.

D’Emilia Accounting

Facing a Revenue penalty? Get professional help.

Our accountants can review your situation, prepare a voluntary disclosure, or represent you through the Tax Appeals Commission process — reducing or eliminating your penalty.

Revenue penalty rates at a glance — 2026

Penalty typeRateCapLegislation
Late filing — up to 2 months10% of tax owed€63,493TCA 1997 s1084
Late filing — over 2 months20% of tax owed€63,493TCA 1997 s1084
Late payment interest0.0219% per dayNo capTCA 1997 s1080
Non-disclosure (prompted)Up to 75% of taxNo capTCA 1997 s1077E
Non-disclosure (deliberate)Up to 100% of taxNo capTCA 1997 s1077E
Voluntary disclosure (qualifying)75% mitigationTCA 1997 s1077E
⚠️ A Revenue audit can increase penalties significantly. If you think you may have underpaid tax or filed late, consider a voluntary disclosure before Revenue contacts you.