36 Pa. Stat. § 660.2
In order to facilitate vehicular traffic across the Commonwealth and to provide additional traffic facilities to the industrial communities of the northeastern section of the Commonwealth, the Pennsylvania Turnpike Commission heretofore created by virtue of the provisions of the act, approved the twenty-first day of May, one thousand nine hundred thirty-seven (Pamphlet Laws 774), and the supplements and amendments thereto, is hereby authorized and empowered to construct, operate and maintain a turnpike at such location as shall be approved by the Governor and the Department of Highways, from a connection with the Pennsylvania Turnpike System, at such point east of the Susquehanna River as the Pennsylvania Turnpike Commission may decide is most feasible and practicable, to a point on or near the boundary line between the Commonwealth of Pennsylvania and the State of New York, between the Susquehanna River at Sayre and the Delaware River, including a central connection extension from a point on the Northeastern Extension westwardly to a point at or near the Susquehanna River and a central connection extension from a point on the Northeastern Extension eastwardly to a point at or near the Delaware River, together with connecting roads, tunnels and bridges; and further, to issue turnpike revenue bonds of the Commonwealth, notes or other obligations, payable solely from revenues of the Commission, including tolls, or from such funds as may be available to the Commission for that purpose, to pay the cost of any and all construction.
36 P.S. § 660.2