The bill aims to enhance public health responses to communicable diseases in Washington State by ensuring that state and local health officials can utilize scientifically proven measures to control the spread of such diseases. It emphasizes the importance of providing the public with timely, evidence-based information to empower individuals to make informed health decisions. The legislation clarifies that it does not intend to impose any new requirements for vaccinations or similar measures, nor does it seek to alter existing authorities regarding such requirements.

To formalize this approach, the bill introduces a new section to chapter 70.54 RCW, establishing a state policy that mandates public health responses be guided by the best available science regarding the safety and efficacy of measures like immunizations and vaccines. It prohibits the enactment of any statutes, ordinances, rules, or policies that would hinder the implementation and promotion of these evidence-based measures, declaring any existing conflicting regulations null and void. The bill is deemed necessary for the immediate preservation of public health and safety, taking effect immediately upon passage.