Wisconsin · 2025-2026 Regular Session · Bill

AB 400: Relating to: a civil cause of action for a minor injured by a gender transition procedure.

Did not advance Last action March 23, 2026: Failed to pass pursuant to Senate Joint Resolution 1

Plain-language summary

AB 400 is a bill introduced in the Wisconsin House on August 29, 2025. According to its official title, it concerns: Relating to: a civil cause of action for a minor injured by a gender transition procedure. Primary sponsor: Amanda Nedweski (Republican), David Steffen (Republican), Scott Allen (Republican), Elijah Behnke (Republican), Lindee Brill (Republican), Barbara Dittrich (Republican), Chanz Green (Republican), Dan Knodl (Republican), Rob Kreibich (Republican), Dave Maxey (Republican), Dave Murphy (Republican), Jeff Mursau (Republican), Jerry O'Connor (Republican), Will Penterman (Republican), Jim Piwowarczyk (Republican), Chuck Wichgers (Republican). It lists 4 additional sponsors. Most recent recorded action (March 23, 2026): Failed to pass pursuant to Senate Joint Resolution 1.

Sponsors

Primary sponsors: Amanda Nedweski (Republican); David Steffen (Republican); Scott Allen (Republican); Elijah Behnke (Republican); and 12 more. 4 co-sponsors.