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ARTICLE · 29 MAY 2026

Revenue’s 2025 Annual Report

Irish Revenue's 2025 Annual Report reveals a tax authority increasingly leveraging data analytics and AI to enhance compliance enforcement, with significant activity in transfer pricing audits and tax avoidance cases. The report provides critical insights into Revenue's evolving technological capabilities and enforcement priorities that taxpayers and advisers need to understand.

IrelandTax

Irish Revenue’s 2025 Annual Report offers useful signals for taxpayers and advisers. Behind the headline numbers, it points to a tax authority that is increasingly data-led, internationally connected and, as you would expect, remains firmly focused on compliance. Here are the points that stood out for us.

Audit and compliance activity

Irish compliance rates remain impressively high: 99% for large and medium taxpayers and 93% for all other taxpayers. It appears from the report that, in this context, “compliance” refers to the on-time filing of tax returns rather than their accuracy. That better explains the scale of Revenue’s enforcement activity, with 237,550 audit and compliance interventions completed in 2025 yielding €734 million.

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