WisconsinSB5372025-2026 Wisconsin Legislature (Biennial Session)SenateWALLET

An Act to renumber and amend 347.475 (1); to amend 347.475 (2) and 347.50 (2); to create 347.475 (1) (b) to (d), 347.475 (5), 347.475 (6) and 347.50 (2e) of the statutes; Relating to: nonfunctional and counterfeit airbags and providing a penalty.

Sponsored By: Howard Marklein (Republican), Steve Nass (Republican), Van Wanggaard (Republican)

Signed by Governor

Sen Bill 537Crime and criminals -- FelonyFinesFraudLegislature -- Criminal PenaltiesJoint Review Committee onMotor vehicle -- Equipment

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Bill Overview

Analyzed Economic Effects

3 provisions identified: 1 benefits, 1 costs, 1 mixed.

Airbag violators face fines and felonies

A first airbag violation carries a fine of up to $5,000, up to one year in prison, or both. A second or later violation is a Class I felony. A violation causing bodily harm is a Class H felony; one causing great bodily harm is a Class G felony. A violation causing death is a Class F felony.

Unsafe and fake airbags face bans

Wisconsin protects vehicle occupants by banning the import, manufacture, sale, offer for sale, installation, reinstallation, and distribution of deployed, nonworking, or counterfeit airbags. Nonworking replacement airbags include damaged or deployed airbags and those with electrical faults detected by the vehicle’s diagnostic system after installation. They also include parts meant to falsely suggest a working airbag is installed and airbags barred from sale by federal law. Counterfeit replacement airbags or parts bear unauthorized marks substantially similar to those of genuine carmakers or their parts suppliers. Vehicles with deployed airbags can still be sold or transferred unless the deployment is hidden or disguised.

Limited airbag exceptions protect vehicle sellers

The airbag bans exempt airbag installation, reinstallation, and replacement in vehicles used only for police work. They also exempt dealers, dealer owners or employees, and vehicle owners who did not know before sale that an airbag or component was counterfeit or nonworking. A vehicle’s title can be transferred to an insurer to settle a claim after the insurer declares an actual or constructive total loss. Insurers, salvage yards, and others are exempt when selling, recycling, or disposing of vehicles as authorized by law or regulation.

Sponsors & Cosponsors

Sponsors

  • Howard Marklein

    Republican • Senate

  • Steve Nass

    Republican • Senate

  • Van Wanggaard

    Republican • Senate

Cosponsors

  • Elijah Behnke

    Republican • House

  • Barbara Dittrich

    Republican • House

  • Jenna Jacobson

    Democratic • House

  • Rob Kreibich

    Republican • House

  • Dave Maxey

    Republican • House

  • Paul Melotik

    Republican • House

  • Vincent Miresse

    Democratic • House

  • William Penterman

    Republican • House

  • Jim Piwowarczyk

    Republican • House

  • Melissa Ratcliff

    Democratic • Senate

  • Christine Sinicki

    Democratic • House

  • Lisa Subeck

    Democratic • House

Roll Call Votes

No roll call votes available for this bill.

Actions Timeline

  1. Published 3-14-2026

    3/13/2026Senate
  2. Report approved by the Governor on 3-13-2026. 2025 Wisconsin Act 97

    3/13/2026Senate
  3. Presented to the Governor on 3-12-2026

    3/12/2026Senate
  4. Representative J. Jacobson added as a cosponsor

    2/9/2026Senate
  5. Report correctly enrolled

    1/20/2026Senate
  6. Received from Assembly concurred in

    1/16/2026Senate
  7. Ordered immediately messaged

    1/15/2026House
  8. Read a third time and concurred in

    1/15/2026House
  9. Rules suspended

    1/15/2026House
  10. Ordered to a third reading

    1/15/2026House
  11. Read a second time

    1/15/2026House
  12. Rules suspended to withdraw from calendar and take up

    1/15/2026House
  13. Placed on calendar 1-15-2026 by Committee on Rules

    1/13/2026House
  14. Read first time and referred to committee on Rules

    1/12/2026House
  15. Representative Penterman added as a cosponsor

    1/12/2026House
  16. Received from Senate

    11/19/2025House
  17. Ordered immediately messaged

    11/18/2025Senate
  18. Read a third time and passed

    11/18/2025Senate
  19. Rules suspended to give bill its third reading

    11/18/2025Senate
  20. Ordered to a third reading

    11/18/2025Senate
  21. Read a second time

    11/18/2025Senate
  22. Senator Ratcliff added as a coauthor

    11/18/2025Senate
  23. Placed on calendar 11-18-2025 pursuant to Senate Rule 18(1)

    11/14/2025Senate
  24. Available for scheduling

    11/12/2025Senate
  25. Report passage recommended by Committee on Judiciary and Public Safety, Ayes 8, Noes 0

    11/12/2025Senate

Bill Text

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