Wisconsin · 2025-2026 Regular Session · Bill
AB 321: Relating to: prohibition against undetectable firearms, possessing a frame or receiver of a firearm without a serial number, and providing a penalty.
Did not advance Official data
- Introduced
- In committee
- Passed one chamber
- Passed both chambers
- Enacted
- Did not advance
Last official action: ·Record last updated:
Plain-language summary
AB 321 is a bill introduced in the Wisconsin House on July 8, 2025. According to its official title, it concerns: Relating to: prohibition against undetectable firearms, possessing a frame or receiver of a firearm without a serial number, and providing a penalty. Primary sponsor: Alex Joers (Democratic), Joan Fitzgerald (Democratic), Lisa Subeck (Democratic), Francesca Hong (Democratic), Deb Andraca (Democratic), Shelia Stubbs (Democratic), Robyn Vining (Democratic), Ryan Clancy (Democratic), Margaret Arney (Democratic), Mike Bare (Democratic), Brienne Brown (Democratic), Angelina Cruz (Democratic), Ben DeSmidt (Democratic), Jodi Emerson (Democratic), Russell Goodwin (Democratic), Andrew Hysell (Democratic), Kalan Haywood (Democratic), Tara Johnson (Democratic), Karen Kirsch (Democratic), Renuka Mayadev (Democratic), Vinnie Miresse (Democratic), Supreme Moore Omokunde (Democratic), Greta Neubauer (Democratic), Lori Palmeri (Democratic), Priscilla Prado (Democratic), Amaad Rivera-Wagner (Democratic), Ann Roe (Democratic), Joe Sheehan (Democratic), Christine Sinicki (Democratic), Lee Snodgrass (Democratic), Angela Stroud (Democratic), Sequanna Taylor (Democratic), Angelito Tenorio (Democratic), Randy Udell (Democratic). It lists 12 additional sponsors. Most recent recorded action (March 23, 2026): Failed to pass pursuant to Senate Joint Resolution 1.
Generated automatically from the official title, sponsor list, and status record only. It does not characterize the bill’s purpose or effects. How summaries are written
Sponsors
Sponsors by party (alphabetical): Democratic 46
| Name | Role | Party | Chamber | District |
|---|---|---|---|---|
| Alex Joers | Primary sponsor | Democratic | House | 81 |
| Joan Fitzgerald | Primary sponsor | Democratic | House | 46 |
| Lisa Subeck | Primary sponsor | Democratic | House | 79 |
| Francesca Hong | Primary sponsor | Democratic | House | 76 |
| Deb Andraca | Primary sponsor | Democratic | House | 23 |
| Shelia Stubbs | Primary sponsor | Democratic | House | 78 |
| Robyn Vining | Primary sponsor | Democratic | House | 13 |
| Ryan Clancy | Primary sponsor | Democratic | House | 19 |
| Margaret Arney | Primary sponsor | Democratic | House | 18 |
| Mike Bare | Primary sponsor | Democratic | House | 80 |
| Brienne Brown | Primary sponsor | Democratic | House | 43 |
| Angelina Cruz | Primary sponsor | Democratic | House | 62 |
| Ben DeSmidt | Primary sponsor | Democratic | House | 65 |
| Jodi Emerson | Primary sponsor | Democratic | House | 91 |
| Russell Goodwin | Primary sponsor | Democratic | House | 12 |
| Andrew Hysell | Primary sponsor | Democratic | House | 48 |
| Kalan Haywood | Primary sponsor | Democratic | House | 16 |
| Tara Johnson | Primary sponsor | Democratic | House | 96 |
| Karen Kirsch | Primary sponsor | Democratic | House | 7 |
| Renuka Mayadev | Primary sponsor | Democratic | House | 77 |
| Vinnie Miresse | Primary sponsor | Democratic | House | 71 |
| Supreme Moore Omokunde | Primary sponsor | Democratic | House | 17 |
| Greta Neubauer | Primary sponsor | Democratic | House | 66 |
| Lori Palmeri | Primary sponsor | Democratic | House | 54 |
| Priscilla Prado | Primary sponsor | Democratic | House | 9 |
| Amaad Rivera-Wagner | Primary sponsor | Democratic | House | 90 |
| Ann Roe | Primary sponsor | Democratic | House | 44 |
| Joe Sheehan | Primary sponsor | Democratic | House | 26 |
| Christine Sinicki | Primary sponsor | Democratic | House | 20 |
| Lee Snodgrass | Primary sponsor | Democratic | House | 52 |
| Angela Stroud | Primary sponsor | Democratic | House | 73 |
| Sequanna Taylor | Primary sponsor | Democratic | House | 11 |
| Angelito Tenorio | Primary sponsor | Democratic | House | 14 |
| Randy Udell | Primary sponsor | Democratic | House | 47 |
| Tim Carpenter | Co-sponsor | Democratic | Senate | 3 |
| Kristin Dassler-Alfheim | Co-sponsor | Democratic | Senate | 18 |
| Dora Drake | Co-sponsor | Democratic | Senate | 4 |
| Dianne Hesselbein | Co-sponsor | Democratic | Senate | 27 |
| LaTonya Johnson | Co-sponsor | Democratic | Senate | 6 |
| Sarah Keyeski | Co-sponsor | Democratic | Senate | 14 |
| Chris Larson | Co-sponsor | Democratic | Senate | 7 |
| Melissa Ratcliff | Co-sponsor | Democratic | Senate | 16 |
| Kelda Roys | Co-sponsor | Democratic | Senate | 26 |
| Jodi Habush Sinykin | Co-sponsor | Democratic | Senate | 8 |
| Jeff Smith | Co-sponsor | Democratic | Senate | 31 |
| Mark Spreitzer | Co-sponsor | Democratic | Senate | 15 |
“Support” is shown only as formal sponsorship recorded by the legislature. Roll-call votes are available on the official bill page.
Recent official actions
- Failed to pass pursuant to Senate Joint Resolution 1
- Representative J. Jacobson added as a coauthor
- Representative McCarville added as a coauthor
- Representative Billings added as a coauthor
- Read first time and referred to Committee on Criminal Justice and Public Safety
- Introduced 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; cosponsored by Senators Hesselbein, L. Johnson, Larson, Roys, Dassler-Alfheim, Drake, Habush Sinykin, Keyeski, Ratcliff, Smith, Spreitzer and Carpenter