The European standard EN 1317 defines the performances of the road restraint systems and its evaluation methods. It is composed of the following 9 parts:
For the generic products, the national standards have existed for several years, and are often supplemented by a system of licensing of manufacturers. In France, for example, ASQUER audits the system of production of manufacturers and control products in order to deliver NF marking, road equipment.
The national standards are for the majority descriptive that is said they impose dimensional specifications and materials to be respected.