To amend title 23, United States Code, to modify the percentages of funds to be allocated to certain urbanized areas under the surface transportation block grant program.

Support Local Transportation Act This bill revises requirements for the surface transportation block grant program to increase the percentages of program funds required to be allocated to states for each of FY2018-FY2020 for surface transportation projects in: urbanized areas with a population of over 200,000, non-urban areas with a population greater than 5,000, and other areas of the state.