SB 420 & AB 421 : Preventing local governments from passing rights of nature ordinances

Bill Description

Local governments are at the forefront of strategies that ensure Wisconsin is home to clean air, safe water, healthy soils, and rich biodiversity. SB 420 and AB 421 would undermine local control and limit local governments’ ability to protect our environment by preventing our cities, towns, and villages from enacting ordinances they see fit.

Current Status

SB 420 was introduced on Sept. 4, 2025, and referred to the Senate Committee on Transportation and Local Government. A public hearing was held on Dec. 9, 2025, it passed out of committee on Jan. 13, 2026, and passed the Senate on Feb. 11, 2026.

AB 421 was introduced on Sept. 15, 2025, and referred to the Assembly Committee on Judiciary. A public hearing was held on Jan. 21, 2026, and the bill passed out of committee on Jan. 29, 2026. The Assembly passed SB 420 on Feb. 19, 2026.

Gov. Evers vetoed SB 420 on Mar. 20, 2026.

Thank Gov. Evers for vetoing SB 420.

Committee History

Full Vote Data

Assembly: Passed

Senate: Passed

Governor: Vetoed