CYS / TC 17 work is related to the standardization of specifications, test methods, conformity criteria for road construction and maintenance materials, airport runways and other road-traffic areas. Other products that are also covered within the scope of work of the specific committee are bituminous binders, modified asphalt and liquefied asphalt used for both paving and industrial applications. Furthermore, CYS / TC 17 monitors the standardization work of three European Technical Committees: CEN / C 226-Road equipment, CEN / C 227 - Road Materials and CEN / TC 336-Bituminous Binders.
In the context of cooperation, consensus and teamwork, stakeholders from the public and private sector, academic institutions, organized associations and consumers are participating in the committee's meetings. Furthermore, CYS / TC 17 oversees the activities of a subcommittee which in the past was engaged with the following:
A CYS representative participates in meetings of the respective European Commission CEN / TC 227.