Exposure risk diseases.

Adds any variant of severe acute respiratory syndrome (SARS), including coronavirus disease (COVID-19), to the list of diseases considered an exposure risk disease for purposes of emergency and public safety employee death and disability presumed in the line of duty. Provides, for any employee who is diagnosed after June 30, 2021, with a health condition caused by any variant of SARS, including COVID-19, that if the health condition results in disability or death and the employee wishes to have a presumption of disability or death incurred in the line of duty apply to the employee, the employee shall, by written affidavit executed before death, provide verification that the employee has not, outside the scope of the employee's current employment, been exposed to another individual known to have any variant of SARS, including COVID-19. Makes technical corrections.