N.J. Stat. § 52:18A-90.1
Notwithstanding any statute or rule of law to the contrary, the Director of the Division of Investment may, subject to the approval of the State Investment Council and the State Treasurer, establish, maintain and operate one or more common trust funds, in which may be combined for the purpose of investment, money and property belonging to the various funds in the custody of the State Treasurer; provided, however, that there shall not be combined in any common trust fund, excepting the State of New Jersey Cash Management Fund established pursuant to section 1 of this amendatory and supplementary act, moneys and property of any fund the income of which inures to the benefit of the General State Fund and money and property of any fund the income of which inures to the benefit of said fund.
N.J.S. § 52:18A-90.1