condition may an entity other than an Indian Tribe or Tribal organization receive a grant to carry out a child care and early learning program on Tribal land. (2) Exceptions (A) No Indian tribe or tribal organization available In a service area in which there is no Indian Tribe or Tribal organization available for designation to carry out an child care and early learning program on Indian land, an entity that is not a Tribal organization may receive a grant to carry out an child care and early learning program on Indian land, but only until such time as an Indian Tribe or Tribal organization in such service area becomes available and is designated pursuant to this section. (B) Joint prime sponsors For a service area that consists of any non-reservation Indian land, if the Indian Tribe or Tribal organization involved is not interested in serving or does not have the capacity to serve the entire service area, the Indian Tribe or Tribal organization may work with another prime sponsor to jointly serve as prime sponsors for the service area. (g) Family, child care worker, and community participation The Secretary shall— (1) significantly involve parents, family members, family child care home providers, child care and early learning staff, labor unions, and community residents in the service area for the program involved, in the process for designation of prime sponsors