William L. Porter | Porter Law Group One of the most effective collection procedures available to subcontractors and suppliers to California Construction projects is the “stop payment notice” procedure found under California Civil Code sections 9350 – 9364. Under this procedure, the unpaid subcontractor or supplier may serve the stop payment notice on the public… Continue reading Challenging and Defending a California Public Works Stop Payment Notice: Affidavit vs. Counter-Affidavit Process