Regulation & law · 21/09/1998Updated: 10/17/2026 · 1 min read

EPA Approves Retrofit/Rebuild Requirements for 1993 and Earlier Model Year Urban Buses

The Environmental Protection Agency (EPA) has approved a notification of intent to certify retrofit/rebuild equipment for Detroit Diesel Corporation's petroleum-fueled engines, meeting the 0.10 g/bhp-hr particulate matter standard, and will make it available for public purchase at $7,940.