States that, there exists a prima facie presumption, with regard to public employee fire investigators who are covered under the state industrial insurance act, that the following are occupational diseases: Respiratory disease; heart problems or strokes, experienced within seventy-two hours of exposure to smoke, fumes, or toxic substances or within twenty-four hours of strenuous physical exertion due to firefighting activities; cancer; and infectious diseases.

States that, there exists a prima facie presumption, with regard to law enforcement officers who are covered under the state industrial insurance act, that the following are occupational diseases: Heart problems or stroke, experienced within seventy-two hours of exposure to smoke, fumes, or toxic substances or within twenty-four hours of strenuous physical exertion in the line of duty; and infectious diseases.