Resources » Regulations » Retrofit Programs

USA-California: Diesel Risk Reduction Program

California ARB

Risk management activities following the identification of diesel particulates as a toxic air contaminant in California. Covers all California diesel retrofit programs.
USA: Voluntary Diesel Retrofit Program

EPA

Web site of the EPA’s heavy-duty diesel retrofit program: overview, verified technologies, news, and related information.
USA: Environmental Technology Verification Program

EPA/RTI

Verification statements and test reports of the EPA/ETV emission control technology verification program.
Switzerland: BUWAL Particulate Filter List

BUWAL

The official list of approved particulate filter systems for retrofitting of construction vehicles (VERT Filterliste).
Japan: Tokyo Diesel Retrofit Program

City of Tokyo

Web site of the Tokyo diesel program, in Japanese.