1. Short title This Act may be cited as the Rural Development of Opioid Capacity Services Act or the Rural DOCS Act . 2. Demonstration project to increase substance use provider capacity under the Medicaid program Section 1903 of the Social Security Act ( 42 U.S.C. 1396b ) is amended by adding at the end the following new subsection: (aa) Demonstration project To increase substance use provider capacity (1) In general Not later than the date that is 180 days after the date of the enactment of this section, the Secretary shall conduct a 5-year demonstration project for the purpose described in paragraph (2) under which the Secretary shall— (A) for the first 18-month period of such project, award planning grants described in paragraph (3)