Each Major Group selects two representatives in an email consultation and online bidding process. All Major Groups and Stakeholders' organizations accredited with theUnited Nations Environment Assembly (UNEA) of UNEP are authorized to vote. The Major Groups and stakeholders’ representatives serve a two-year term on the Committee.
During the annual Regional Consultative Meetings two representatives for each UNEP region are elected. These regional representatives serve a one-year term as observers on the Committee and also participate in the Global Major Groups and Stakeholders Forum (GMGSF).