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CDP Disclosure Cycle 2025
Key dates
Please see below the key dates for disclosure in 2025
Week of 31 March
Portal opens for Requesters
Week of 21 May
Response window opens for Disclosers
Week of 17 September
Scoring deadline
CDP question bank guidance
The CDP Portal contains our latest questionnaires and guidance (including reporting guidance and scoring methodologies). You can access these materials below alongside our FAQs and additional materials to support your disclosure.
Companies
Responding to the CDP full corporate questionnaire
Small and Medium Sized Enterprises (SMEs)
Responding to the CDP SME corporate questionnaire
Cities
Responding to the CDP Cities questionnaire
States and Regions
Responding to the CDP States and Regions questionnaire
Public Authorities
Responding through either the Public Authorities questionnaire (not scored) or the Full Corporate questionnaire.