To tax a new vehicle, you will need:
• Completed Form RF100 from motor dealer or NCT Centre
• Evidence of Exempt Status e.g. Disabled Driver’s Certificate, or completed Declaration Form RF3 confirming specific use for any other exempt class of vehicle – supporting documents regarding the content of the Declaration Form may be requested.
To tax a used vehicle not previously taxed as exempt, you will need:
• Completed Change of Particulars Form RF111 – to change status to exempt and also fully completed with renewal details
• Evidence of Exempt Status e.g. Disabled Driver’s Certificate, or completed Declaration Form RF3 confirming specific use for any other exempt class of vehicle – supporting documents regarding the content of the Declaration Form may be requested.

The following specific use vehicles are exempt from the requirement to pay motor tax:
• State-owned vehicles
• Diplomatic vehicles
• Vehicles exempted under the Disabled Drivers and Disabled Passengers (Tax Concessions) Regulations, 1994 (S.I. No. 353 of 1994), [Applications for exempt status are made to the Revenue Commissioners, Coolshannagh, Co. Monaghan – telephone 1890 60 60 61.]
• Vehicles (including any cycle with an attachment for propelling it by mechanical power) not exceeding 400 kilograms in weight unladen adapted and used for invalids
• Vehicles which are used exclusively for the transport (whether by carriage or traction) of lifeboats and their gear or any equipment for affording assistance towards the preservation of life and property in cases of ship-wreck and distress at sea
• Vehicles which are used exclusively for mountain and cave rescue purposes
• Vehicles which are used exclusively for underwater search and recovery purposes
• Vehicles which are used exclusively for the transport (whether by carriage or traction) of road construction machinery which is built in as part of such vehicle or otherwise permanently attached thereto, carries no load except articles or materials used for the purpose of the road construction machinery and is used for no purpose other than the construction or repair of roads, [i.e. Road Roller, Road Marking Vehicle, Tar Sprayer]
• Refuse carts, sweeping machines or watering machines used exclusively for cleansing public streets and roads
• Ambulances, road-rollers or fire engines
• Vehicles kept by a local authority and used exclusively for the purpose of their fire brigade service.