Ireland Reduces Mineral Oil Tax and Postpones Carbon Tax Increase

Irish Revenue has issued eBrief No. 078/26, concerning a reduction in mineral oil tax on certain fuel from 15 April 2026 and a postponement of a carbon tax increase to 14 October 2026.

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Revenue eBrief No. 078/26 Mineral Oil Tax rate reductions from 15 April 2026 and postponement of 1 May 2026 carbon tax rate increases

The Tax and Duty Manual on Excise Duty Rates on Energy Products and Electricity Taxes Manual has been updated to reflect:

• further temporary reductions to Mineral Oil T…