Section 5 ILCS 595/5 - Retrocession of jurisdiction to the State(a) The State of Illinois authorizes acceptance of retrocession of concurrent legislative jurisdiction from the United States to the State of Illinois over all the lands owned or controlled by the United States and used as the United States Naval Training Base at Great Lakes, located within Sections 4, 5, 6, 7, 8, 9, 17, and 18, Township 34 North, Range 12 East of the Third Principal Meridian, and within Section 33, Township 45 North, Range 12 East of the Third Principal Meridian, all in Lake County, Illinois. The Governor is authorized and directed to accept for the State the retrocession of concurrent legislative jurisdiction when tendered.(b) Retrocession of concurrent legislative jurisdiction shall take effect upon written acceptance by the Governor of the retrocession of concurrent legislative jurisdiction over those lands that are described in the notice of relinquishment from the Secretary of the Navy under Section 707 of P.L. 92-545 of the Ninety-second Congress, amending 10 U.S.C. 2683.