Glossary of Terms

This page provides explanations for commonly used terms on the RTB online account system.

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  • An anchor tenant is a tenant who was in residence and included on the initial application to register a tenancy. If all of the anchor tenants are being removed from a registration and new tenants are moving in, this is a new tenancy, and a new registration application will be required.

  • These are bodies approved by the Minister to provide housing, usually charitable or voluntary organisations.

  • Building Energy Rating Certificate, every rented dwelling is required by law to have one. 

  • Provided on a BER Cerfticate, rating the energy efficiency of a building from A1 to G based on CO2 emissions.

  • Companies Registration Office number given to companies when they register with the Companies Registration Office. 

  • Your RTB online account homepage.

  • A draft number is the unique number assigned to each draft tenancy registration application. It will be replaced with an RT Number once the registration has been confirmed. 

  • There can only be one active tenancy registration on a rented dwelling at any one time.

  • This is a continuation of a part 4 tenancy in a new tenancy cycle where at least one of the original tenants remains as part of the tenancy registration.

  • A tenancy is no longer ongoing if the tenancy has ended. If you are registering a tenancy that has already ended answer No to this question, enter the date the tenancy ended and chose the reason it ended from the drop-down menu.

  • Click here for registration fees.

  • If a tenancy has not been registered for one or more tenancy cycles (4 or 6 years) then it is referred to as a Missed Registration. Click here for more information.

  • If the landlord is a trustee of a pension fund, then the details must be provided during the application process as Additional Title in the format of ‘Trustee of XYZ Pension Fund’.

  • Personal Public Service Number is a unique identifier for a person when using public services in the Republic of Ireland.

  • This is a person appointed by the courts on behalf of a bank over a rented dwelling to collect the rent.

  • A designated area where rents cannot increase more than general inflation. Click here for further information. 

  • Exemptions are dwellings that have not been rented out for the two years prior to the tenancy commencement date, a new tenancy in a protected structure that has not been rented out in the previous twelve months and dwellings that have undergone a substantial change in the nature of the accommodation. Click here for further information.

  • The RT (Registered Tenancy) number is the unique number assigned to each tenancy registration. It is provided in the format RT-XXXX-XXXXXXXX. 

  • Click here for registration fees.

  • The TCD is the date the tenancy begins, i.e. the date the tenant has the ability to move in, usually when they get the keys. 

  • The TED is the date the tenancy ends.

  • The reason the tenancy has ended.

  • Any person or organisation connected to the tenancy registration, for example the landlord, the tenant, an agent or management company. 

  • This is the flat or apartment number associated with the address of the rented dwelling.

  • Examples are gas, electricity, oil, etc.