VM0001 Infrared Automatic Refrigerant Leak Detection Efficiency Project Methodology

VM0001 is a chemical processes methodology used by 2 projects on Verra. Registry records show 259,102 tonnes issued and 60.2% of them retired.

Key figures

Projects

2

Countries

1

Credits issued

259,102 t

Credits retired

155,909 t

Retired share of issued

60.2%

Projects yet to issue

50%

Source: Berkeley Voluntary Registry Offsets Database, as used by the Methodology Lab · Data as of June 2026

ICVCM status

No ICVCM decision on this methodology yet.

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.

What this means

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.

Verra 2024 to 2026: approved · 2027 to 2029: approved

What this means

Where it is used

United States 1 project

Source: Registry records · Data as of 1 June 2026

Issuance by vintage

Vintage	Issued (tCO₂e)
2020	8,182
2019	21,140
2018	22,449
2017	16,292
2016	26,101
2015	10,237
2014	30,519
2013	25,927
2012	9,134
2011	19,243
2010	22,922
2009	28,026
2008	18,930

Source: Berkeley Voluntary Registry Offsets Database · Data as of June 2026

Projects using VM0001

1 project page in the CRBN.credit database, largest issuance first.

Infra-Red Automatic Refrigerant Leak Detection Efficiency Project

Verra · United States · Ghg Management

259.1K

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
ACR Certified Reclaimed HFC Refrigerants, Propellants, and Fire Suppressants 32 projects · Under assessment, no decision published
ACR Transition to Advanced Formulation Blowing Agents in Foam Manufacturing and Use 5 projects · Under assessment, no decision published
CAR U.S. Nitric Acid Production Protocol 11 projects · Withdrawn from assessment
AM0034 Catalytic reduction of N2O inside the ammonia burner of nitric acid plants 4 projects · Very unlikely to meet the Core Carbon Principles

Questions about VM0001

How many projects use VM0001?

2 projects, in 1 country, as of June 2026.

Is VM0001 approved by the ICVCM?