Anyone servicing motor vehicle air conditioners (MVACs) for consideration (payment or bartering) must be certified under Section 609 of the Clean Air Act. In addition, MVAC service technicians are responsible for understanding and following EPA regulatory requirements for servicing MVACs.

The links below provide information to help Section 609 certified technicians safely and properly service MVACs, but this information is not a substitute for training through an approved certification program.

• Retrofitting for Alternative Refrigerants
• Acceptable Alternative Refrigerants
• Refrigerant Fitting Sizes and Label Colors
• EPA-Certified Refrigerant Reclaimers
• Refrigerant Sales Restriction
• Section 609 Technician Training and Certification Programs
• Brochure on New Climate-Friendly MVAC Refrigerants