LATEST UPDATE (September 2020)
For retrofitting emission control devices to heavy-duty and non-road applications, the UN Regulation No 132 (REC) has been published and is available as a basis for setting retrofit performance requirements (2 levels are available) at local level.
CURRENT EU LEGISLATION
There is no EU legislation on retrofit but UN Regulation No 132 on Retrofit Emission Control devices (REC) for heavy-duty vehicles, agricultural and forestry tractors and Non-Road Mobile Machinery equipped with compression ignition engines can be referenced
UN Regulation No 132 Revision 1 introduces improved efficiency level for particulate control RECs and the addition of Particle Number (PN) requirements
implemented by Commission Regulation (EC) No 2017/1151 of 1 June 2017.