; (3) any challenges to the commercial viability of those applications posed by State, Federal, or other regulatory barriers; and (4) (A) any challenges to the economic viability of projects involving those applications; and (B) any opportunities and strategies to make projects involving those applications economically viable. (d) Authorization of appropriations There is authorized to be appropriated to the Secretary to carry out this section $500,000,000 for the period of fiscal years 2024 through 2028. 3. Consideration of measures to promote vehicle-to-grid integration (a) In general Section 111(d) of the Public Utility Regulatory Policies Act of 1978 ( 16 U.S.C. 2621(d) ) is amended by adding at the end the following: (22) Vehicle-to-grid integration (A) In general Each State shall consider— (i) measures to promote vehicle-to-grid integration, including— (I) the establishment of rates, tariffs, measures, and standards that enable electric vehicles and electric vehicle charging infrastructure— (aa) to receive interconnection service as described in subparagraph (B); and (bb) to export power from the vehicle battery to the distribution system or the bulk power system; (II) the establishment of rates, tariffs, measures, and standards that enable electric vehicle charging station site hosts, charging station owners, aggregators, owners of electric vehicle fleets or individual fleet vehicles, or drivers of private light-duty electric vehicles to receive compensation for electricity exported from the vehicle battery to the distribution system or the bulk power system; and (III) the establishment of rates, tariffs, measures, and standards that enable aggregation of electric vehicles for the purpose of participating in active load management programs, including customer demand-response programs and customer energy storage programs, and providing ancillary services that recognize the value that flexible electric vehicle charging can provide to the distribution system or the bulk power system