New Irish Rental Rules Take Effect from 14 September 2026: What Landlords and Tenants Need to Know
New Irish Rental Rules Take Effect from 14 September 2026: What Landlords and Tenants Need to Know
Ireland’s residential rental market has seen another significant round of regulatory changes in 2026.
Following the introduction of the new nationwide rent-control framework and the six-year minimum tenancy rules on 1 March 2026, a further set of residential tenancy measures came into effect on 14 September 2026.
This latest round of changes is not primarily about how much rent may be increased. Instead, the focus is on tenancy registration, rent-related notices, notices of termination, enforcement powers and RTB dispute-resolution procedures.
The Residential Tenancies Board (RTB) has confirmed that the new measures are being implemented under the Housing and Residential Tenancies (Miscellaneous Provisions) Act 2026.
For both landlords and tenants, several changes are particularly important.
RTB Can Now Issue Fixed Payment Notices
One of the most notable changes is the introduction of a new enforcement mechanism known as a Fixed Payment Notice.
Previously, certain breaches of residential tenancy legislation could require investigation or further enforcement action by the RTB.
From 14 September 2026, the RTB may issue fixed-payment notices for six specified types of non-compliance.
These include:
Failure to register a tenancy as required;
Failure to update tenancy information within the required timeframe;
Failure to provide the prescribed rent-setting information at the beginning of a new tenancy;
Setting rent above the maximum amount permitted by law;
Failure to notify the RTB where a rent-control exemption applies;
Failure to correctly serve a Rent Review Notice.
For certain rent-related breaches, the fixed payment is €200, while other specified breaches may attract a €100 payment.
It is important to understand that paying €100 or €200 does not necessarily mean that the matter simply ends there.
The RTB has explained that the Fixed Payment Notice system is an additional enforcement tool alongside its existing investigative and prosecution powers. Its purpose is to allow certain clear-cut breaches to be dealt with more efficiently.
For landlords, this means that procedural matters such as tenancy registration, rent reviews and the correct service of notices should no longer be treated as minor administrative details.
RTB Adjudication Hearings Become Public
Another major change relates to residential tenancy disputes.
For dispute applications submitted on or after 14 September 2026, RTB adjudication hearings will, in principle, be open to the public.
The RTB will publish details of scheduled adjudication hearings on a weekly basis, and members of the public may apply to attend.
Following the hearing, the RTB may also publish the full adjudication report.
These reports may contain details including:
The names of the parties;
The address of the rented property;
Evidence submitted during the dispute;
The final determination or outcome.
Media organisations may also report on cases that have entered the public domain.
This represents a significant increase in transparency. Some disputes between landlords and tenants will no longer remain solely between the parties and the RTB, but may become part of the public record.
However, the new rules apply only to dispute applications made on or after 14 September 2026.
Cases already submitted before that date will not automatically become public hearings.
Mediation will also continue to remain private. Mediation outcomes will not be published in the same way as adjudication decisions.
In exceptional circumstances, the RTB may still decide that an adjudication or tribunal hearing should be held in private.
Changes to the Service of Notices of Termination
For landlords, this is one of the most practically important changes.
Previously, when serving a Notice of Termination or certain rent-related notices, landlords were generally required to send the notice to both the tenant and the RTB on the same day.
From 14 September, the process has changed.
The landlord must first formally serve the notice on the tenant and must then provide a copy to the RTB within seven days.
There is also an important distinction regarding the date of service.
The relevant date is the date on which the tenant actually receives the notice, rather than simply the date on which the landlord posts it.
For Notices of Termination, the RTB has specifically cautioned landlords against relying on ordinary postal delivery where the exact date of receipt cannot be guaranteed.
The RTB recommends using email to serve a Notice of Termination where appropriate.
Where service by email is not possible, the notice may be delivered personally to the tenant or left at the tenant’s residence in accordance with the applicable rules.
Rent Setting Notices and Rent Review Notices may generally be served by email, post or personal delivery.
Landlords submitting Rent Setting, Rent Review or Termination documentation to the RTB should continue to use the RTB’s Online Service Centre.
This is particularly important because a Notice of Termination must comply with strict legal requirements relating to format, notice periods and service.
A procedural error may affect the validity of the notice.
RTB Dispute Resolution May Become Faster
The September reforms also change some of the time limits within the RTB dispute-resolution process.
From 14 September, the RTB may give parties just 10 working days’ notice before a Tribunal Hearing.
Previously, the notice period was 21 calendar days.
In addition, where a party wishes to appeal a mediation outcome to a tribunal, the appeal period has also been changed to 10 working days.
According to the RTB, these amendments are intended to create greater consistency between the different dispute-resolution procedures and to reduce delays.
For both landlords and tenants, this means that RTB correspondence will require faster attention.
Parties should no longer assume that they will have approximately three weeks to prepare for a hearing or appeal.
Are These the Same Rules Introduced in March 2026?
No.
This is an important distinction.
On 1 March 2026, Ireland introduced a broader package of residential tenancy reforms, including a new national system of rent regulation.
For many private residential tenancies, rent may generally only be reviewed once every 12 months, with increases subject to the applicable statutory limits, including the lower of 2% or CPI inflation, where those rules apply.
New tenancies created after 1 March 2026 are also subject to the new Tenancy of Minimum Duration framework, which introduced a six-year minimum tenancy structure and revised the circumstances in which landlords may terminate a tenancy or reset rent to market levels.
The September changes are different.
The March reforms were primarily concerned with the substantive rights and restrictions applying to landlords and tenants.
The September reforms are more focused on enforcement, service of notices and dispute procedures.
In simple terms:
The March rules changed what landlords and tenants are permitted to do.
The September rules change how those rules are enforced and how disputes are processed.
What Should Landlords and Tenants Do Now?
For landlords, the key priority is to review whether tenancy registrations, rent notices and termination procedures comply with the current RTB requirements.
Administrative failures that may previously have appeared relatively minor can now, in certain circumstances, result in a Fixed Payment Notice.
Particular care should be taken with Notices of Termination.
Landlords should not assume that simply posting a notice is enough. The service date and the method by which the tenant actually receives the notice may be critical to its validity.
For tenants, one of the most significant changes is the increased transparency of RTB adjudication proceedings, together with shorter timelines in parts of the dispute-resolution process.
Anyone involved in an RTB dispute should review correspondence promptly, as some appeal and hearing preparation periods are now limited to just 10 working days.
A Greater Focus on Enforcement
Ireland’s residential tenancy framework has undergone substantial reform during 2026.
The year began with major changes to rent regulation, tenancy duration and termination rights. The September reforms now place greater emphasis on compliance, enforcement and procedural accuracy.
For landlords, knowing the maximum permitted rent increase is no longer enough.
Registration requirements, the wording of notices, service procedures and statutory deadlines are becoming increasingly important.
For tenants, understanding these procedures is equally important, as the date on which a notice is legally served and the deadline for challenging a decision may directly affect their rights.
The latest rules came into effect on 14 September 2026.
Landlords and tenants dealing with a specific tenancy, rent review, termination or RTB dispute should always check the latest guidance published by the Residential Tenancies Board and obtain professional advice where necessary.