WFH Expenses Calculator

Quickly estimate the tax relief due on your work from home expenses. Enter your expense details to see your tax savings. You may also be entitled to claim flat rate expenses.

All Calculators

Annual electricity costs in €

Annual heating costs in €

Annual broadband costs in €

Total earnings in the selected tax year

Number of days spent working from home (1-366)

2021
2022
2023
2024
2025
Last updated: 25th Nov 2025

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This is an estimate of the position based on the information inputted. All figures rounded to the nearest Euro. Other factors can also influence an individual’s tax position, it is recommended that personal tax advice be sought. The impact of some budget changes are not relevant to the tax position. No responsibility is taken by Irish Tax Hub for any loss, however occasioned, to any person by reliance on this calculator.

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FAQs

Frequently Asked Questions

Everything you need to know about how work from home relief is calculated. Still unsure? Get instant answers here.

The work from home tax relief calculator Ireland helps you calculate your estimated tax refund on remote working expenses - from electricity, heating, and broadband - using Revenue-approved 30% expense apportionment rules for the tax year you select.

Enter your annual household utility bills, the number of days you worked from home, and your gross earnings. The tool applies the formula ((A × B) ÷ C – D) × 30% to estimate your allowable remote working cost deduction, adjusting for any employer allowance received.

The calculator allows you to include electricity, heating, and internet costs. If your employer provides a tax-free daily allowance (max €3.20), it will be subtracted from your claim, and the calculator computes the net expense eligible for relief.

Yes - you select the tax year (2021 to 2025) and the calculator applies the appropriate rules for that year, such as updated Revenue rates and applies your tax savings at your marginal rate (20% or 40%).

No. If your employer pays you a daily allowance you cannot claim WFH relief in addition to this allowance.

Yes. Whether you claimed real-time credits in myAccount during the year or intend to include remote working relief on your Income Tax Return, the calculator estimates the tax savings consistently.

Yes - it lets you adjust the number of days worked from home and apportion utility costs accordingly, so both full-time and hybrid remote workers can estimate their tax relief accurately.

You'll need your annual electricity, heating, and broadband bill totals, count of days you actually worked from home, and any daily allowance paid by your employer—this ensures accurate calculation of allowable remote working relief.

Yes - you can simulate scenarios by varying utility bill amounts, days worked at home, and whether you received an employer allowance - to see how your tax relief changes, helping you optimize your remote working tax strategy.

Yes - the Work From Home Tax Relief Calculator is specifically designed for PAYE employees in Ireland who qualify as e-workers under Revenue rules. It helps you estimate how much remote working tax relief you can claim on electricity, heating, and broadband costs, using the 30% allowable deduction method and applying your income tax rate (20% or 40%) to calculate potential refunds. It's ideal for anyone filing through myAccount or Form 12.