Workers' compensation; presumption of compensabilityfor COVID-19. Establishes a presumption that COVID-19 causingthe death or disability of firefighters, emergency medical servicespersonnel, law-enforcement officers, and correctional officers isan occupational disease compensable under the Workers' CompensationAct. The bill provides that the COVID-19 virus is established bya positive diagnostic test for COVID-19, an incubation period consistentwith COVID-19, and signs and symptoms of COVID-19 that require medicaltreatment. The bill provides that such presumption applies to anydeath or disability occurring on or after March 12, 2020, causedby infection from the COVID-19 virus, provided that for any suchdeath or disability that occurred on or after March 12, 2020, andprior to December 31, 2021, the claimant received a diagnosis ofCOVID-19 from a licensed physician, after either a presumptive positivetest or a laboratory confirmed test for COVID-19, and presented withsigns and symptoms of COVID-19 that required medical treatment.