FORM: Project design document (PDD) form for Article 6.4 projects (PDF) (v.02.0) Open English PDF 0.71 MB Symbol A6.4-FORM-AC-020 Publication date 01 Apr 2026 Document type Form Author UNFCCC. Secretariat Topic Mitigation actions and commitments Notes Previous versions: ver. 01.0 Initial publication: 22 Dec. 2024. (Word | PDF)