Weights and Dimensions

Information on the maximum permitted weights and dimensions of mechanically propelled vehicles and trailers operating in Ireland.

The maximum permitted weights and dimensions of all mechanically propelled vehicles can be viewed at the following links:

Weights and Dimensions of Mechanically Propelled Vehicles and Trailers


Five Axle Trucks

Regulations are now in place effective on 01 February 2018 giving effect to a maximum weight laden imit for 5 or more axle non-articulated rigid trucks.

See FAQ document on Five Axle Trucks here.


Abnormal Loads

Any operator who wants to transport a vehicle or load that falls outside of the limits allowed under Road Traffic (Construction Equipment & Use of Vehicles) Regulations 2003, S.I. No. 5 of 2003  must obtain a permit from Garda Síochána or local authority.

See FAQ document on abnormal or indivisible loads here.


See regulations on abnormal loads at the following links:

Road Traffic (Specialised Vehicle permits) Regulations 2009 – S.I. 147 of 2009 (as amended)

Road traffic (Specialised Vehicle Permits) (Amendment) Regulations – S.I. 461 of 2010

Road Traffic (Special Permits for Particular Vehicles) Regulations 2007 – S.I. 283 of 2007