46 Pa. Stat. § 42.142
The Secretary of the Senate and the Chief Clerk of the House of Representatives, acting jointly, shall appoint one legislative printing clerk at an annual salary of ten thousand dollars ($10,000) who shall serve until his successor is appointed and qualified and whose duty it shall be to order upon requisition of the Secretary of the Senate or the Chief Clerk of the House of Representatives all printing requested by the Legislature and to deliver such printing to the Legislature as it is needed. Such printing shall be performed under contract to be given to the lowest responsible bidder and the Secretary of the Senate for Senate printing and the Chief Clerk of the House of Representatives for House of Representatives printing shall have the power to enter into such contracts directly without the intervention of any State department or agency, subject, however, to the approval of the Governor, Auditor General and State Treasurer.
46 P.S. § 42.142