# Wisconsin SB332: An Act to amend 939.6195 (1) (a) 1. and 941.291 (1) (b); to create 941.293 of the statutes; Relating to: prohibition against undetectable firearms, possessing a frame or receiver of a firearm without a serial number, and providing a penalty.

Wisconsin SB332, An Act to amend 939.6195 (1) (a) 1. and 941.291 (1) (b); to create 941.293 of the statutes; Relating to: prohibition against undetectable firearms, possessing a frame or receiver of a firearm without a serial number, and providing a penalty., is a 2025-2026 Wisconsin Legislature (Biennial Session) Senate bill sponsored by Tim Carpenter (Democratic), Kristin Dassler-Alfheim (Democratic), Dora Drake (Democratic) and 9 others; status failed, last action 2026-03-23 (Failed to pass pursuant to Senate Joint Resolution 1) (as of 2026-10-17).

- Canonical: https://policyrisk.com/state-bill/WI-SB332-2025
- As of: 2026-10-17
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Wisconsin SB332
- State: Wisconsin
- Session: 2025-2026 Wisconsin Legislature (Biennial Session)
- Title: An Act to amend 939.6195 (1) (a) 1. and 941.291 (1) (b); to create 941.293 of the statutes; Relating to: prohibition against undetectable firearms, possessing a frame or receiver of a firearm without a serial number, and providing a penalty.
- Status: failed
- Chamber: Senate
- Introduced: 2025-06-19
- Last action: 2026-03-23, Failed to pass pursuant to Senate Joint Resolution 1
- Sponsors: Tim Carpenter (Democratic), Kristin Dassler-Alfheim (Democratic), Dora Drake (Democratic), Jodi Habush Sinykin (Democratic), Dianne Hesselbein (Democratic), Sarah Keyeski (Democratic), LaTonya Johnson (Democratic), Chris Larson (Democratic), Melissa Ratcliff (Democratic), Kelda Roys (Democratic), Jeff Smith (Democratic), Mark Spreitzer (Democratic)
- Cosponsors: 37
- Subjects: Sen Bill 332, Crime and criminals, Firearms and dangerous weapons, Industrial development, Legislature -- Criminal Penalties, Joint Review Committee on
- Touches household money: no
- Economic provisions PRIA read: 0

## Summary

No summary available.

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Tim Carpenter (Democratic), Senate
- Sponsor: Kristin Dassler-Alfheim (Democratic), Senate
- Sponsor: Dora Drake (Democratic), Senate
- Sponsor: Jodi Habush Sinykin (Democratic), Senate
- Sponsor: Dianne Hesselbein (Democratic), Senate
- Sponsor: Sarah Keyeski (Democratic), Senate
- Sponsor: LaTonya Johnson (Democratic), Senate
- Sponsor: Chris Larson (Democratic), Senate
- Sponsor: Melissa Ratcliff (Democratic), Senate
- Sponsor: Kelda Roys (Democratic), Senate
- Sponsor: Jeff Smith (Democratic), Senate
- Sponsor: Mark Spreitzer (Democratic), Senate
- Cosponsor: Deb Andraca (Democratic), House
- Cosponsor: Margaret Arney (Democratic), House
- Cosponsor: Mike Bare (Democratic), House
- Cosponsor: Jill Billings (Democratic), House
- Cosponsor: Brienne Brown (Democratic), House
- Cosponsor: Ryan Clancy (Democratic), House
- Cosponsor: Angelina Cruz (Democratic), House
- Cosponsor: Ben DeSmidt (Democratic), House
- Cosponsor: Jodi Emerson (Democratic), House
- Cosponsor: Joan Fitzgerald (Democratic), House
- Cosponsor: Russell Goodwin (Democratic), House
- Cosponsor: Kalan Haywood (Democratic), House
- Cosponsor: Francesca Hong (Democratic), House
- Cosponsor: Andrew Hysell (Democratic), House
- Cosponsor: Jenna Jacobson (Democratic), House
- Cosponsor: Alex Joers (Democratic), House
- Cosponsor: Tara Johnson (Democratic), House
- Cosponsor: Karen Kirsch (Democratic), House
- Cosponsor: Renuka Mayadev (Democratic), House
- Cosponsor: Maureen McCarville (Democratic), House
- Cosponsor: Vincent Miresse (Democratic), House
- Cosponsor: Supreme Moore Omokunde (Democratic), House
- Cosponsor: Greta Neubauer (Democratic), House
- Cosponsor: Lori Palmeri (Democratic), House
- Cosponsor: Priscilla Prado (Democratic), House
- Cosponsor: Amaad Rivera-Wagner (Democratic), House
- Cosponsor: Ann Roe (Democratic), House
- Cosponsor: Joe Sheehan (Democratic), House
- Cosponsor: Christine Sinicki (Democratic), House
- Cosponsor: Lee Snodgrass (Democratic), House
- Cosponsor: Angela Stroud (Democratic), House
- Cosponsor: Shelia Stubbs (Democratic), House
- Cosponsor: Lisa Subeck (Democratic), House
- Cosponsor: Sequanna Taylor (Democratic), House
- Cosponsor: Angelito Tenorio (Democratic), House
- Cosponsor: Randy Udell (Democratic), House
- Cosponsor: Robyn Vining (Democratic), House

## Actions (6)

- 2026-03-23: Failed to pass pursuant to Senate Joint Resolution 1 (Senate)
- 2026-01-09: Representative J. Jacobson added as a cosponsor (Senate)
- 2025-09-23: Representative McCarville added as a cosponsor (Senate)
- 2025-09-10: Representative Billings added as a cosponsor (Senate)
- 2025-06-19: Read first time and referred to Committee on Licensing, Regulatory Reform, State and Federal Affairs (Senate)
- 2025-06-19: Introduced by Senators Hesselbein, L. Johnson, Larson, Roys, Dassler-Alfheim, Drake, Habush Sinykin, Keyeski, Ratcliff, Smith, Spreitzer and Carpenter; cosponsored by Representatives Joers, Fitzgerald, Subeck, Hong, Andraca, Stubbs, Vining, Clancy, Arney, Bare, Brown, Cruz, DeSmidt, Emerson, Goodwin, Hysell, Haywood, Johnson, Kirsch, Mayadev, Miresse, Moore Omokunde, Neubauer, Palmeri, Prado, Rivera-Wagner, Roe, Sheehan, Sinicki, Snodgrass, Stroud, Taylor, Tenorio and Udell (Senate)

## Bill text

- Bill Text: [HTML](https://docs.legis.wisconsin.gov/document/proposaltext/2025/REG/SB332), [PDF](https://docs.legis.wisconsin.gov/document/proposaltext/2025/REG/SB332.pdf)

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## Sources
- [Bill Text (HTML)](https://docs.legis.wisconsin.gov/document/proposaltext/2025/REG/SB332)
- [Bill Text (PDF)](https://docs.legis.wisconsin.gov/document/proposaltext/2025/REG/SB332.pdf)

## Related
- [AB913: An Act to create 71.05 (6) (b) 57. of the statutes; Relating to: subtraction fo…](https://policyrisk.com/state-bill/WI-AB913-2025)
- [AB80: An Act to renumber 457.25 (1); to amend 46.90 (4) (ab) 4., 48.56 (2), 48.561 (2…](https://policyrisk.com/state-bill/WI-AB80-2025)
- [AB1027: An Act Relating to: requiring information relating to the food stamp program to…](https://policyrisk.com/state-bill/WI-AB1027-2025)
- [SB36: An Act to repeal 71.63 (6) (n) 1. and 71.63 (6) (n) 2.; to renumber and amend 7…](https://policyrisk.com/state-bill/WI-SB36-2025)
- [AB674: An Act to create 157.06 (15m) of the statutes; Relating to: prohibiting knowing…](https://policyrisk.com/state-bill/WI-AB674-2025)
- [SB176: An Act to create 71.05 (1) (j), 71.26 (1) (j), 71.34 (1k) (q) and 71.45 (1) (dp…](https://policyrisk.com/state-bill/WI-SB176-2025)
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Source: PRIA, https://policyrisk.com/state-bill/WI-SB332-2025 (as of 2026-10-17).