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This tool provides estimates based on the Finance Act 2025, covering Revenue.ie 2026 Tax Bands and Social Welfare (PRSI) rules. These results are intended for informational purposes only and should not be considered official.
Individual tax liabilities are subject to complex variables including but not limited to: Benefit-in-Kind (BIK), specific pension structures, medical insurance reliefs, and professional expenses.This calculation does not constitute professional tax, legal, or financial advice.Before making any financial decisions, please verify all figures with a qualified Irish tax accountant or via the official Revenue Online Service (ROS).
Professional Irish Financial Analysis • 2026
Generated On
26 March 2026
Note: This report is an estimate based on current Irish Revenue tax bands and provided inputs. For official tax advice, please consult a qualified professional or visit Revenue.ie.
Stay ahead of Revenue deadlines. Whether you're a PAYE employee claiming credits or a landlord filing Form 11, use this calendar to avoid penalties.
Common deadline for Local Property Tax (LPT) single payment in full.
Deadline for paying preliminary tax for the 2026 tax year for self-assessed individuals.
Deadline for filing paper Form 11 tax returns for the 2025 tax year.
The expected extended deadline for those filing and paying via Revenue Online Service (ROS).
Deadline for paying CGT on disposals made between 1 January 2026 and 30 November 2026.
Deadline for reporting and paying exit tax on ETFs and life assurance policies held for 8 years (purchased in 2018).
Last day to claim tax refunds for the 2022 tax year. Revenue does not allow claims beyond 4 years.
Deadline for paying CGT on disposals made in December 2026.
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Preliminary Tax: For self-employed individuals, this is your estimate of the tax due for the current year. It must be paid by October 31st to avoid interest charges.
The 4-Year Rule: Revenue strictly enforces a 4-year limit for claiming tax repayments. For 2026, the oldest year you can claim for is 2022.
ROS Extension: The November deadline is an extension for those who both file their return AND pay the associated tax through ROS.
CGT Periods: Period 1 covers Jan-Nov. Period 2 covers December only. Payments for Period 2 are due very quickly (by Jan 31st).