Certification a Key Step to Sell Zero-Emission Trucks OAK PARK, Mich., June 24, 2024 /PRNewswire/ -- Bollinger Motors, Inc., an electric commercial vehicle ("EV") manufacturer, today announced it has received its Certificate of Conformity from the Environmental Protection Agency (EPA) for its Class 4 B4 Chassis Cab. The Certificate of Conformity attainment is another important milestone for Bollinger Motors as it moves closer to delivering initial vehicles to customers. Bollinger Motors B4 all-electric Clas ...