Synopsis As Introduced Amends the Workers' Compensation Act and the Workers' Occupational Diseases Act. Includes Methicillin-resistant Staphylococcus aureus (MRSA) in the list of ailments giving rise to a rebuttable presumption that the ailment arose out of employment of firefighters, emergency medical technicians, and paramedics. Provides that the presumption is intended to shift the burden of proof and requires clear and convincing evidence to overcome the presumption. Contains applicability provisions. Excludes firefighters, emergency medical technicians, and paramedics from certain limitations on recovery for hearing loss. Effective immediately.