43 Pa. Stat. § 1101.901 : Statutes (Unconsolidated) — LABOR — PUBLIC EMPLOYE RELATIONS ACT — COLLECTIVE BARGAINING AGREEMENT — Written agreement; legislative action TEXT PDF Once an agreement is reached between the representatives of the public employes and the public employer, the agreement shall be reduced to writing and signed by the parties. Any provisions of the contract requiring legislative action will only be effective if such legislation is enacted. 43 P.S. § 1101.901 1970, July 23, P.L. 563, No. 195, art. IX, § 901, effective in 90 days.