IA HF728

Removes the word "official" from Iowa Code chapter 321 when describing authorized emergency vehicles, including fire department vehicles, police vehicles, rescue vehicles, ambulances, emergency medical services vehicles, and emergency management vehicles

Updates terminology in provisions governing traffic exemptions for emergency vehicle drivers, changing "official fire department vehicle" to simply "fire department vehicle" and similar changes for other emergency vehicle types

Amends lighting equipment requirements to use updated terminology for law enforcement, fire department, emergency medical services, and emergency management vehicles owned by the state or municipalities

Modifies siren requirements for fire department, emergency medical services, and law enforcement vehicles purchased, delivered, or refurbished on or after July 1, 2022, maintaining the requirement for electric or electronic sirens with at least two distinct tones

Does not change the underlying rights and responsibilities of emergency vehicle operators, only the terminology used to describe the vehicles