In addition to all tax exemptions given by the Compact to the Authority, to its property and to the bonds or obligations issued by it, no property, real or personal nor its transfer or use shall be subject to any tax by the Commonwealth of Pennsylvania or State of New Jersey, or any political subdivision of either of them, imposed on the purchase, use, sale or transfer or on the privilege of transferring title to such property, or on the execution, delivery or recording of any written instrument in connection therewith, to or by the Authority, in carrying out the projects authorized by this act or in carrying out any other undertaking of the Authority.
36 P.S. § 3503.6