N.J. Stat. Ann. § 52:27E-75

37. Any agency designated by the Governor to serve as the State's protection and advocacy agency for the mentally ill and for the developmentally disabled shall have the same access to client records and files, to agency records and to the premises of State or private institutions as the Division of Mental Health Advocacy in the Office of the Public Defender. The intent of this section is that any private protection and advocacy agency designated by the Governor have all of the powers necessary to carry out its responsibilities as required to qualify for federal funding as the protection and advocacy agency.