N.J. Stat. § 27:1B-21.32

1. a. Notwithstanding any law, rule or regulation to the contrary, the Commissioner of Transportation shall permit for public highways under the jurisdiction of the Department of Transportation the use of reclaimed asphalt pavement that constitutes a maximum of 25 percent by weight of the total pavement mixture for base and intermediate pavement courses and a maximum of 15 percent by weight of the total pavement mixture for surface pavement courses. b. The commissioner shall permit for public highways under the jurisdiction of the department the use of reclaimed asphalt pavement that constitutes from 25 to 50 percent by weight of the total pavement mixture for base and intermediate pavement courses, after an evaluation of the material properties of the reclaimed asphalt pavement in a "closed system" project. A "closed system" project is defined as a project on which the asphalt millings from the project are recycled back into the hot mix asphalt on that same project. c. reclaimed asphalt pavement shall not be used for open-graded and modified open-graded friction courses, or any other special purpose or premium asphalt mix required in specific projects to increase pavement skid resistance. L.2002,c.114,s.1.