40 C.F.R. § 25.7
(c) Membership.
(1) The agency receiving financial assistance shall assure that the advisory group reflects a balance of interests in the affected area. In order to meet this requirement, the assisted agency shall take positive action, in accordance with paragraph (c)(3) of this section, to establish an advisory group which consists of substantially equivalent proportions of the following four groups:
(3) In order to meet the advisory group membership requirements of paragraph (c)(1) of this section, the assisted agency shall:
(e) Responsibilities of the assisted agency.