California Governor Gavin Newsom signed Senate Bill 1159 into law on September 17, 2020. The law became effective immediately as of September 17, 2020 and created a presumption of compensability for workers compensation claims involving illness or death resulting from COVID-19, under specified circumstances. The flowchart below is intended to assist employers, insurance carriers, and third party administrators in determining whether a claim falls under the presumptions set forth in Senate Bill 1159, now codified in Labor Code sections 3212.86, 3212.87 and 3212.88.