Immunization Program Policy

Vaccine-related legislated movement has slowed significantly as most state sessions come to an end. This is the last bi-weekly Legislative Round-up of 2025.

Half of the state’s legislative sessions have concluded for the year, with 25 states still underway.

Legislative movement has slowed down as many state legislatures near adjournment, but several of the 538 vaccine-related bills AIM is tracking have faced votes.

Four state legislative sessions have ended since the last round-up and another 13 state legislative sessions will end next month. AIM provides a PDF summary.

AIM is now tracking 510 vaccine-related bills in this session, and provides a PDF summary.

AIM is now tracking 486 effective vaccine-related bills, with numerous bills reaching or nearing the finish line.

Lawmakers are considering bills that could significantly impact vaccine policies and public health in numerous states.

The number of vaccine-related bills in state legislatures across the country has already surpassed the total number encountered during all of last year (406 effective bills).