Legislative Round-Ups

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).

AIM is currently tracking 382 vaccine-related bills with potential implications for immunization programs; this number is on track to exceed last year’s volume.

As of January 24, AIM is monitoring over 280 vaccine-related bills with potential implications for immunization programs.

As of January 10, 26 states’ legislative sessions have commenced, which will grow to 43 states over the next week.

Twelve states’ legislative sessions ended in May, leaving only twelve states still in legislative session for the year

As most state legislative sessions are wrapping up, this round-up provides a federal budget update and overview of some vaccine-related court cases.

Over 40 vaccine-related bills were considered by state legislatures across the country since our Legislative Round-up on April 22.

Since the April 8 Legislative Round-up, five state legislative sessions ended, and one state’s legislative session began.

As of April 8, thirty-one new vaccine-related bills were introduced since the last Round-Up, with several crossing the finish line.

As of March 25: 6 state legislative sessions have ended, 1 new state legislative session has opened, and 38 state legislative sessions are underway.

With many states in the heat of legislative session and 364 pending vaccine-related bills, AIM is relaunching our weekly Legislative Roundup with the March 11 Roundup.

Read AIM's Legislative Round-Up of all the latest immunization-related legislation items for the week.

Legislatures adjourned in many states & 19 states remain in session. Read AIM's Legislative Round-Up for the latest immunization-related legislation items.

Policy on paid sick leave for vaccination appointments in 2 states. Read AIM's Legislative Round-Up of all the latest immunization-related legislation items.

This overview covers legislative sessions and analysis of trends. Read AIM's Legislative Round-Up of all the latest immunization-related legislation items.

Get a peek into issues around employers, schools, and civil rights. Read AIM's Legislative Round-Up for the latest immunization-related legislation items.

Legislative sessions are in full swing, and AIM is ready to support you. Read AIM's Legislative Round-Up for the latest immunization-related legislation items.