AMS-III.H. Methane recovery in wastewater treatment

AMS-III.H. is a waste management methodology used by 24 projects on Verra, Cercarbono, Gold Standard. Registry records show 336,787 tonnes issued and 85.9% of them retired.

Key figures

Projects

24

Countries

7

Credits issued

336,787 t

Credits retired

289,322 t

Retired share of issued

85.9%

Projects yet to issue

83.3%

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
  • Cercarbono 2024 to 2026: not approved · 2027 to 2029: not approved
  • Gold Standard 2024 to 2026: approved · 2027 to 2029: approved

What this means

Where it is used

Source: Registry records · Data as of 1 June 2026

Issuance by vintage

Issuance by vintage for AMS-III.H.Vintages 2006 to 2024: 336,787 tonnes issued.025k50k75k100k2006 issued: 11,138 tonnes20062007 issued: 14,023 tonnes2008 issued: 11,616 tonnes20082009 issued: 7,813 tonnes2010 issued: 13,000 tonnes20102011 issued: 10,764 tonnes2012 issued: 21,304 tonnes20122013 issued: 8,162 tonnes2014 issued: 9,564 tonnes20142015 issued: 2,696 tonnes2016 issued: 29,444 tonnes20162017 issued: 42,940 tonnes2018 issued: 30,674 tonnes20182019 issued: 32,777 tonnes2020 issued: 19,252 tonnes20202021 issued: 10,256 tonnes2023 issued: 51,261 tonnes20232024 issued: 10,103 tonnes2024
VintageIssued (tCO₂e)
202410,103
202351,261
202110,256
202019,252
201932,777
201830,674
201742,940
201629,444
20152,696
20149,564
20138,162
201221,304
201110,764
201013,000
20097,813
200811,616
200714,023
200611,138

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

Projects using AMS-III.H.

32 project pages in the CRBN.credit database, largest issuance first.

Related methodologies

Same scope, with a more favourable ICVCM decision.

Questions about AMS-III.H.

How many projects use AMS-III.H.?

24 projects, in 7 countries, as of June 2026.

Is AMS-III.H. approved by the ICVCM?

No ICVCM decision on this methodology yet.

How much of the credits issued under AMS-III.H. have been retired?

85.9%, or 289,322 of 336,787 tonnes.