Submit a request for revision of approved methodology or methodological tool

  • No new submissions of development, revision and clarification of afforestation and reforestation (A/R) methodologies and A/R methodological tools can be processed, as the A/R CDM modalities and procedures are not in effect after 31 December 2020. 

  • Dates of CCS WG meetings in 2024 to be decided where triggered through the receipt of relevant submissions.

If you wish to propose a revision of an approved methodology or methodological tool to the CDM Executive Board for its consideration and approval, please submit the following documents (in MS Word and PDF formats) to the UNFCCC secretariat:

    1. The duly completed "Approved baseline and monitoring methodology/methodological tool revision request" form (CDM-AMR-FORM);
    2. The proposed revised methodology or methodological tool, highlighting the proposed changes to the approved methodology or methodological tool;
    3. The draft PDD of a planned CDM project activity or the draft PoA-DD of a planned PoA that intends to apply the proposed revised methodology or methodological tool, using the relevant PDD or PoA-DD formwith at least the following sections of the form and relevant appendices completed, applying the proposed revised methodology or methodological tool:

                       i.  For planned CDM project activities:

        1. Description of project activity;
        2. Application of selected approved baseline and monitoring methodology;
        3. Duration and crediting period;

                      ii.  For planned CDM PoAs:

        1. General description of PoA;
        2. Demonstration of additionality and development of eligibility criteria;
        3. Duration of PoA;
        4. General description of a generic CPA;
        5. Application of a baseline and monitoring methodology.
  • If you are a project participant, DNA, coordinating/managing entity of a planned CDM POA or any other stakeholder, please submit your documents to: sdm-ssu-methworkflows@unfccc.int.
  • If you are a DOE, please use your submission interface for all submissions except if you are proposing a revision of a small-scale methodology. In this case, please use the address above.
  • A request for revision of an approved methodology or methodological tool shall not include proposed changes to the methodology or methodological tool that would result in the exclusion, restriction or narrowing of the applicability conditions of the methodology or methodological tool as a whole for other project activities or PoAs. If a proponent wishes that an approved methodology be revised in the way to exclude, restrict or narrow the applicability conditions of the methodology for other project activities or PoAs, the proponent shall propose a new methodology in accordance with section 5.1 of Procedure for Development, revision and clarification of baseline and monitoring methodologies and methodological tools.
  • If a request for revision of an approved methodology is likely to result in the addition of new procedures or scenarios to more than half of the provisions of the methodology, the proponent should propose a new methodology in accordance with section 5.1 of the same procedure.
  •  For full information on the consideration process please read the Procedure for Development, revision and clarification of baseline and monitoring methodologies and methodological tools.