Self Employed Income Calculator

Calculate tax on self-employed income for Irish residents, including expenses and capital allowances.

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Calculate your tax on self-employed income as a sole trader in Ireland. Your self-employed profit (or loss) will be added to your employment income to determine your overall tax liability.

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Active credits: Personal, PAYE

Last updated: 15th 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 your Irish rental income is calculated. Still unsure? Get instant answers here.

How is rental income taxed in Ireland?

Irish rental income is taxed under Case V: you start with gross rent, subtract allowable expenses, and pay Income Tax, USC, and PRSI on the resulting profit. Your effective tax rate depends on your bands, credits, and deductions.

What expenses are deductible from Irish rental income?

Typical allowable expenses include mortgage interest (see RTB rule below), repairs and maintenance, insurance, letting/management fees, accountancy/RTB fees, service charges, and a share of utilities paid by the landlord; LPT, capital improvements, and your own labour are not deductible.

Can I deduct mortgage interest on a buy-to-let?

Yes - 100% of interest on loans used to purchase, improve, or repair the let property is deductible only if the tenancy is registered with the RTB; if not registered, the interest deduction is disallowed for that period.

Do USC and PRSI apply to rental income in Ireland?

Yes - USC applies once your total income exceeds the annual exemption, and PRSI applies to rental profits as unearned income (normally collected via self-assessment when profits exceed €5,000).

What are capital allowances for landlords?

You may claim capital allowances (wear & tear) on qualifying furniture, fixtures, and appliances used in the rental - generally 12.5% per year over 8 years; structural works and extensions are capital (no deduction as an expense) but may reduce CGT on a future sale.

How are jointly owned rentals taxed (spouses, civil partners, co-owners)?

Profits and losses are usually split according to the beneficial ownership percentages on the title; spouses/civil partners who are jointly assessed still compute the rental profit but it’s charged within the joint assessment.

I’m a non-resident landlord - how is Irish rental income taxed?

Non-resident landlords are taxed on Irish-source rents; if you don’t appoint a collection agent, a 20% withholding may be operated by the tenant/agent and credited against your Form 11 liability - your final tax is still based on the net profit after expenses.

What is the Residential Premises Rental Income Relief for individual landlords?

A time-limited income relief reduces tax on a portion of qualifying residential rental profits for compliant individual landlords; the amount is phased by year and subject to conditions.

When do I file and pay tax on rental income?

Landlords file via Form 11 under self-assessment for the prior tax year, generally due by mid-November alongside payment of the balance and preliminary tax for the current year.