ACR-HFC ACR Certified Reclaimed HFC Refrigerants, Propellants, and Fire Suppressants
ACR-HFC is a chemical processes methodology used by 32 projects on American Carbon Registry (ACR). Registry records show 10,516,708 tonnes issued and 8.8% of them retired.
Key figures
Projects
32
Countries
2
Credits issued
10,516,708 t
Credits retired
928,711 t
Retired share of issued
8.8%
Projects yet to issue
25%
Source: Berkeley Voluntary Registry Offsets Database, as used by the Methodology Lab · Data as of June 2026
ICVCM status
Methodology under ICVCM assessment.
- ACR Certified Reclaimed HFC Refrigerants Propellants and Fire Suppressants - 1.0-2.0
The CCP label is applied to credits by the registry, issuance by issuance. An approved methodology means credits from projects using it can be eligible; it does not mean every credit carries the label.
CORSIA programme relevance
Whether the programmes this methodology is used on are approved by ICAO. Programme level only; unit eligibility depends on dates, authorisation and each programme's exclusions.
- American Carbon Registry (ACR) 2024 to 2026: approved · 2027 to 2029: approved
Where it is used
- United States 67 projects
- Canada 5 projects
Source: Registry records · Data as of 1 June 2026
Issuance by vintage
| Vintage | Issued (tCO₂e) |
|---|---|
| 2025 | 2,574,172 |
| 2024 | 6,828,084 |
| 2023 | 725,838 |
| 2022 | 388,614 |
Source: Berkeley Voluntary Registry Offsets Database · Data as of June 2026
Projects using ACR-HFC
72 project pages in the CRBN.credit database, largest issuance first.
A-Gas V20
American Carbon Registry (ACR) · United States · Ghg Management
2.5M
issued tCO₂e
A-Gas V14
American Carbon Registry (ACR) · United States · Ghg Management
2.2M
issued tCO₂e
A-Gas V6
American Carbon Registry (ACR) · United States · Ghg Management
1.9M
issued tCO₂e
A-Gas V12
American Carbon Registry (ACR) · United States · Ghg Management
1.9M
issued tCO₂e
A-Gas V18
American Carbon Registry (ACR) · United States · Ghg Management
1.8M
issued tCO₂e
A-Gas V22
American Carbon Registry (ACR) · United States · Ghg Management
1.7M
issued tCO₂e
A-Gas V16
American Carbon Registry (ACR) · United States · Ghg Management
1.5M
issued tCO₂e
A-Gas V8
American Carbon Registry (ACR) · United States · Ghg Management
1.4M
issued tCO₂e
HT HFC Reclamation Project Champaign 2021
American Carbon Registry (ACR) · United States · Ghg Management
1.3M
issued tCO₂e
HT HFC Reclamation Project Champaign 2023
American Carbon Registry (ACR) · United States · Ghg Management
1.2M
issued tCO₂e
HT HFC Reclamation Project Champaign 2022
American Carbon Registry (ACR) · United States · Ghg Management
1.0M
issued tCO₂e
A-Gas V11
American Carbon Registry (ACR) · United States · Ghg Management
937.6K
issued tCO₂e
Hudson Technologies HFC Reclamation Project Champaign 2020
American Carbon Registry (ACR) · United States · Ghg Management
903.6K
issued tCO₂e
HT HFC Reclamation Project Champaign 2024
American Carbon Registry (ACR) · United States · Ghg Management
881.9K
issued tCO₂e
A-Gas V13
American Carbon Registry (ACR) · United States · Ghg Management
867.2K
issued tCO₂e
A-Gas V5
American Carbon Registry (ACR) · United States · Ghg Management
754.5K
issued tCO₂e
Hudson Technologies HFC Reclamation Project 2020 - Georgia
American Carbon Registry (ACR) · United States · Ghg Management
688.6K
issued tCO₂e
HT HFC Reclamation Project Champaign 2025-1
American Carbon Registry (ACR) · United States · Ghg Management
541.2K
issued tCO₂e
A-Gas V17
American Carbon Registry (ACR) · United States · Ghg Management
518.9K
issued tCO₂e
A-Gas V15
American Carbon Registry (ACR) · United States · Ghg Management
454.6K
issued tCO₂e
A-Gas V10
American Carbon Registry (ACR) · United States · Ghg Management
343.9K
issued tCO₂e
Certified Reclaimed HFC Refrigerants, Propellants, and Fire Suppressants- 2025001
American Carbon Registry (ACR) · United States · Ghg Management
300.6K
issued tCO₂e
HT HFC Reclamation Project Georgia 2021
American Carbon Registry (ACR) · United States · Ghg Management
292.1K
issued tCO₂e
A-Gas V19
American Carbon Registry (ACR) · United States · Ghg Management
284.1K
issued tCO₂e
Hudson Tech HFC Reclamation Project 2020-1
American Carbon Registry (ACR) · United States · Ghg Management
269.8K
issued tCO₂e
Related methodologies
Same scope, with a more favourable ICVCM decision.
- ARB Compliance Offset Protocol: Destruction of U.S. Ozone Depleting Substances Banks 107 projects · CCP-Approved
- ACR Destruction of Ozone Depleting Substances and High-GWP Foam 11 projects · CCP-Approved
Questions about ACR-HFC
How many projects use ACR-HFC?
32 projects, in 2 countries, as of June 2026.
Is ACR-HFC approved by the ICVCM?
Methodology under ICVCM assessment.
How much of the credits issued under ACR-HFC have been retired?
8.8%, or 928,711 of 10,516,708 tonnes.