§ 4203. Effect of instructions. Subject to Division 3 (relating to negotiable instruments) concerning conversion of instruments (section 3420) and restrictive indorsements (section 3206), only a collecting bank's transferor can give instructions that affect the bank or constitute notice to it, and a collecting bank is not liable to prior parties for any action taken pursuant to the instructions or in accordance with any agreement with its transferor. (July 9, 1992, P.L.507, No.97, eff. one year)