ECCD - MAC: 2022-01 - Attachment 1 MAC# 2022-01 - Attachment 1 Categorías Topics On-Road Heavy-Duty Vehicles Programs Heavy-Duty Greenhouse Gas Certification Program Tipo Information Contact Heavy-Duty Greenhouse Gas (HDGHG) Correo electrónico hdghg@arb.ca.gov Teléfono (951) 542-3082 MAC# 2022-01 - Attachment 1 Related Resources On-Road Heavy-Duty Certification Program: California Test Procedures Fill Pipes 2015+ (Amended: May 31, 2019) HD/OFCI Production Report Templates Enhanced Electric and Fuel Cell Vehicle Certification