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NestHub

RTB Rent Increase Calculator (Ireland, 2026)

Work out your maximum permitted rent under the national rent cap that replaced Rent Pressure Zones on 1 March 2026 — plus your earliest review date and your 90-day notice date. Free, no signup.

Your rent review

What you charge today, before the review

If the rent has never been reviewed, use the tenancy start date

Must be at least 90 days after you serve the notice

Different rules apply before and after 1 March 2026

Pre-filled with 3.7% (12 months to August 2026). Edit if a newer figure has been published.

Source: CSO Consumer Price Index · official RTB calculator


Rent Pressure Zones no longer exist

RPZs were extended nationwide in June 2025 and abolished on 28 February 2026. Since 1 March 2026 one national rent cap applies everywhere, so you no longer need to check whether your address is in a zone.

Fill in the three dates and your current rent

Your maximum permitted rent, earliest review date, 90-day notice date and the RTB notice checklist will appear here.

Rent increases in Ireland: the questions landlords ask

How much can I increase the rent in Ireland in 2026?

For most tenancies, rent can rise by no more than 2% per year or the rate of inflation measured by the Consumer Price Index (CPI), whichever is lower. Because CPI is currently running above 2%, the 2% ceiling is what binds for most landlords. The exception is new apartments in developments whose commencement notice is dated on or after 10 June 2025 — those are capped by CPI alone, with no 2% ceiling.

Do Rent Pressure Zones still exist?

No. Rent Pressure Zones were extended nationwide on 20 June 2025 and then abolished altogether on 28 February 2026. Since 1 March 2026 a single national rent control regime applies to every private tenancy in the State, so it no longer matters whether your property sits in a designated zone. One transitional rule survives: in areas that only became a Rent Pressure Zone in the previous two years, rent cannot be reviewed until 24 months after it was last set.

How often can I review the rent?

Once every 12 months, counted from the date the rent was last set or last reviewed — not from the tenancy anniversary. In areas that became a Rent Pressure Zone within the previous two years the interval is 24 months instead. Reviewing early makes the notice invalid, so the date the rent was last set is the single most important input here.

How much notice do I have to give for a rent increase?

At least 90 days before the new rent takes effect, using the RTB’s prescribed Notice of Rent Review form. A letter of your own will not do. You must also serve a copy on the RTB within 7 days of serving the tenant — if you skip that step the notice is invalid even if the amount and the timing are both correct.

Can I reset the rent to market rate between tenancies?

It depends on when the tenancy began. For a tenancy created on or after 1 March 2026 the rent may be reset to market rate at the end of the six-year Tenancy of Minimum Duration (three years for student-specific accommodation), and at the start of a genuinely new tenancy, subject to restrictions where the previous tenancy ended by a no-fault termination. For a tenancy that began before 1 March 2026 the rent cannot be reset to market rate while that tenancy continues. A property that has not been let for at least two years, or has been substantially refurbished, may also be re-set — check the exact conditions with the RTB before relying on any of these.

Stop doing this in a spreadsheet

NestHub tracks the rent-review clock for every tenancy you own, generates the RTB notice, and tells you before a deadline lapses — not after.

Built for Irish landlords · 2%-or-CPI cap built in · cancel anytime