NY S06465

Requires emergency signal devices on authorized emergency vehicles in New York City to produce an alternating high and low, two-toned sound per department implementation standards

Maintains the existing 90 dB(A) maximum sound level requirement when measured at 50 feet from the vehicle's forward face

Mandates testing and certification of emergency signal devices within one year of the law's effective date and every two years thereafter to verify compliance with both sound level and two-tone requirements

Removes the previous exemption that excluded police, fire department, and medical emergency vehicles from these requirements

Takes effect 180 days after becoming law, with agencies authorized to begin rulemaking immediately upon passage