California Civil Code 1543
EACH ENTRANT UNDERSTANDS AND AGREES THAT ALL RIGHTS UNDER SECTION 1542 OF THE CIVIL CODE OF CALIFORNIA AND ANY SIMILAR LAW OF ANY STATE OR TERRITORY OF THE UNITED STATES ARE HEREBY EXPRESSLY WAIVED BY HIM/HER. SECTION 1542 READS AS FOLLOWS:
“CERTAIN CLAIMS NOT AFFECTED BY A GENERAL RELEASE. A GENERAL RELEASE DOES NOT EXTEND TO CLAIMS WHICH THE CREDITOR DOES NOT KNOW OR SUSPECT TO EXIST IN HIS OR HER FAVOR AT THE TIME OF EXECUTING THE RELEASE, WHICH IF KNOWN BY HIM OR HER MUST HAVE MATERIALLY AFFECTED HIS OR HER SETTLEMENT WITH THE DEBTOR.”