; (B) appropriate officials from Indian Tribes or Tribal organizations have had an opportunity to submit comments to the entity and to the Secretary; and (C) the Governor of the State has had an opportunity to submit comments to the entity and to the Secretary. (4) Joint submission In order to contribute to the effective administration of this title, the Secretary shall establish appropriate procedures to permit an entity described in subsection (a)(1) and a State to submit jointly a single comprehensive child care and early learning plan for the service areas the entity and State propose. If the Secretary approves such a plan, the Secretary may designate the entity as a prime sponsor, and the State as a prime sponsor, for the corresponding service areas. (b) Additional approval procedures (1) Locality over population threshold The Secretary shall approve a prime sponsorship plan submitted by a locality if— (A) the locality meets a population threshold determined by the Secretary, except that the Secretary may waive the population threshold if it creates a barrier to providing child care and early learning services in a service area of a specified type, such as a rural region; (B) the plan meets the requirements of subsection (a) and includes adequate provisions for carrying out child care and early learning programs in the area of such locality; and (C) the locality is a— (i) city; (ii) county