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The GWC operates on the principles of coordinated partnership, promoting effective and accountable humanitarian water, sanitation and hygiene (WASH) coordination that is inclusive, equitable and people-centred. The GWC is led by UNICEF as the Cluster Lead Agency (CLA) and is open to actors working in the humanitarian WASH sector across international organizations, United Nations agencies, international non-governmental organizations, academic institutes and donors. The GWC has two membership categories – with 90 members and 2 standing observers.

To apply for GWC membership, please complete the application form and membership letter, and submit it to: The Coordination and Advocacy Support Team (CAST), in consultation with the GWC’s Strategic Advisory Group (SAG), reviews applications regularly.

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