According to 25 USCS § 2021 [Title 25. Indians, Chapter 22. Bureau of Indian Affairs Programs] the term, "agency school board" means "a body--
(A) the members of which are appointed by all of the school boards of the schools located within an agency, including schools operated under contract or grant; and
(B) the number of such members is determined by the Secretary, in consultation with the affected tribes;
except that, in agencies serving a single school, the school board of such school shall fulfill these duties, and in agencies having schools or a school operated under contract or grant, one such member at least shall be from such a school."