; (B) a description of any enabling technology proposed to be used by the eligible entity, which shall include, at a minimum, advanced metering infrastructure; (C) the stated intent and plan of the eligible entity to maintain scaled and sustained implementation of the granular rate structure after the program ends; (D) a description of a consumer engagement and retention strategy; and (E) if the eligible entity is an electric utility or an electricity retailer, a formal approval of the project from the regulatory body of jurisdiction, such as a State public utility commission. (2) Priority In awarding grants under the program, the Secretary shall give priority to proposed projects that— (A) implement— (i) transactive energy systems; or (ii) systems of real-time pricing, in which prices are transmitted directly to devices; and (B) maximize the use and incorporation of technologies that create grid flexibility. (d) Use of funds A grant provided under the program may be used for any project that implements granular retail rates, including a project— (1) to offset revenue-neutrality requirements established by an applicable State regulatory authority; (2) to study consumer behavior in response to implemented granular retail electricity pricing