36 Pa. Stat. § 3429
The said joint commission is hereby authorized and empowered to appoint a treasurer, who may or may not be a member of said joint commission, a secretary, an accountant, and real estate, engineering, architectural, and construction experts and inspectors, and such other employés, as in the opinion of said joint commission may be necessary, all of whom shall do such work in the premises as the joint commission shall direct; and said joint commission shall fix the respective compensations of the persons so appointed, which compensations shall be paid by the joint commission. The Attorney General of the Commonwealth of Pennsylvania and the Attorney General of the State of New Jersey are empowered to assign such attorneys and counsellors to the said joint commission as in their judgment shall be requisite and necessary, who shall be paid such compensation out of the funds in the hands of the joint commission as said commission shall solely fix.
36 P.S. § 3429