The map below identifies the 33 U.S. States, District of Columbia, and one U.S. territory that have enacted statutes that enable the use of various P3 approaches for the development of transportation infrastructure.
The National Conference of State Legislatures (NCSL) has prepared an analysis of states' enabling statutes as part of its Public-Private Partnerships for Transportation: A Toolkit for Legislatures, published in December 2010.
Pennsylvania enacted P3 enabling legislation in July 2012 and is not included in the NCSL analysis. The District of Columbia City Council voted unanimously to enact Bill 20-595 on December 2, 2014 creating the authority to enter into P3 agreements in the District. The District of Columbia P3 enabling legislation is not included in the NCSL analysis.