Primary sources used
- EPA: Certification requirements
- EPA: Test topics
- EPA: Approved certifying programs
- eCFR: Appendix D test standards
- eCFR: Evacuation requirements
- eCFR: Definitions
- EPA: Section 608 and 609 overlap
- EPA: Refrigerant sales restriction
- EPA: Lost-card replacement
Verification method
Regulatory claims are checked against EPA pages and current eCFR text. Commercial test providers are not used as the authority for federal requirements. Provider prices and delivery methods can change and should be confirmed directly before purchase.
Last full source review: July 13, 2026