draft commission delegated regulation supplementing regulation eu no 167 2013 of the european parliament and of the council with regard to the environmental and propulsion performance requirements of agricultural and forestry vehicles 31 pages in english . regulation eu no 167 2013 of the european parliament and of the council of 5 february 2013 on the approval and market surveillance of agricultural and forestry vehicles oj l 60 2.3.2013 p.1 sets out a comprehensive union type-approval system for agricultural and forestry vehicles. it also sets out the fundamental rules and principles on functional safety occupational safety and environmental performance and delegates to the european commission the power to lay down the technical specifications in delegated acts. according to article 19 of regulation eu no 167 2013 the specific limit values test procedures and requirements for polluting exhaust emissions laid down for mobile machinery in directive 97 68 ec shall apply to agricultural and forestry vehicles. in addition directive 2000 25 ec sets out in its annexes i and ii the requirements for eu type-approval of a type of engine or engine family as a separate technical unit in terms of the pollutants emitted and the requirements for the eu type-approval of an agricultural and forestry vehicle type equipped with an internal combustion engine. that directive will be repealed by regulation eu no 167 2013 with effect from 1 january 2016 and therefore its provisions must be carried over to the notified draft. finally directive 2009 63 ec sets out in its annex vi the requirements for eu type-approval of wheeled agricultural and forestry vehicles in terms of the permissible external sound levels. that directive will be repealed by regulation eu no 167 2013 with effect from 1 january 2016 and therefore its provisions must be carried over to the notified draft too. the commission is empowered to make reference to specific testing procedures and emission limit values set-out in directive 97 68 ec and to carry over the specific technical requirements and test procedures for environmental performance of agricultural and forestry vehicles from the repealed directives adapted when necessary to technical progress. as far as possible the requirements are based on or refer to international requirements adopted under the unece framework revised 1958 agreement . moreover the enclosed draft is fully aligned to the provisions of directive 97 68 ec with respect to the recognition of alternative type approval according to unece regulations. in this respect type-approvals and where applicable the pertaining approval marks for the emissions of exhaust pollutants are recognised as being equivalent to an approval covered by the notified draft for the engine types and engine families of agricultural and forestry vehicles.