; and (v) means for farmers, ranchers, and private forest landowners to advertise products derived from practices that reduce greenhouse gas emissions or sequester carbon. (5) Compensation (A) In general The members of the Advisory Council shall serve without compensation. (B) Treatment Except in the case of a member described in paragraph (2)(B)(i), the members of the Advisory Council shall not be considered to be Federal employees. (h) Assessment of greenhouse gas credit marketplaces and verification regimes Not later than October 1, 2022, and every 4 years thereafter, the Secretary, in consultation with the Administrator of the Environmental Protection Agency and the Advisory Council, shall— (1) conduct an assessment, including by incorporating information from existing publications of nongovernmental organizations with relevant expertise, regarding— (A) the number and categories of non-Federal actors in the nonprofit and for-profit sectors involved in buying, selling, and trading domestic greenhouse gas credits in voluntary markets and compliance markets that are derived from projects that achieve greenhouse gas mitigation or carbon sequestration through practices on agricultural land or private forest land; (B) the estimated overall domestic market demand for greenhouse gas credits (measured in metric tons of carbon dioxide equivalent) at the end of the preceding 4-calendar year period, and historically, in voluntary markets and compliance markets through projects that achieve greenhouse gas mitigation or carbon sequestration through practices on agricultural land or private forest land; (C) the total number of greenhouse gas credits (measured in metric tons of carbon dioxide equivalent) that were in development, generated, or sold in market transactions during the preceding 4-calendar year period, and historically, in voluntary markets and compliance markets through projects that achieve greenhouse gas mitigation or carbon sequestration through practices on agricultural land or private forest land