There are many pieces of legislation which commerical vehicle owners and drivers should adhere to.
Spray Suppression Regulations.
on the technical roadside inspection of the roadworthiness of commercial vehicles circulating in the Community
Guidelines on Maximum Weight and Dimensions of Mechanically Propelled Vehicles and Trailers
[Road Traffic (Driving Mirrors - Additional Requirements for Heavy Goods Vehicles) Regulations 2008]
Road Traffic (Weight Laden of 5 Axle Articulated Vehicles) Regs 2007
Road Traffic (Construction and Use of Vehicles) Regulations 2003
Road Traffic(Driving Mirrors -Additional Requirements for Heavy Goods Vehicles) Regulations 2008
European Communities(Compulsory Use of Safety Belts and Child Restraint Systems in Motor Vehicles) Regulations 2006
Installation and use of speed limitation devices in motor vehicles
European Communities(Speed Limitation Devices (Amendment)Regulations 2005
European Communities (Compulsory Use of Safety Belts and Child Restraint Systems in Motor Vehicles) Regulations 2006
Road Traffic (Licensing of Trailers and Semi Trailers) Regulations, 1982