GeoLawWatch Open Legislation 11

MIBillHB4304Introduced

Environmental protection: air pollution; dispersion of substances or objects into atmosphere; prohibit for purposes of affecting weather. Amends 1994 PA 451 (MCL 324.101 - 324.90106) by adding sec. 5514b.

  1. Introduced
  2. Passed one chamber
  3. Passed both chambers
  4. Passed

Michigan opts for statutory simplicity by adding a single-sentence prohibition to existing environmental law with no specified penalties, enforcement mechanisms, or implementation framework.

Our summary

Michigan HB4304 amends the Natural Resources and Environmental Protection Act (1994 PA 451) by adding new Section 5514b, which establishes a simple prohibition: "A person shall not intentionally inject, release, or disperse a chemical or apparatus into the atmosphere for the purpose of affecting weather or the intensity of sunlight."

Because the bill identifies no enforcement agency or penalties, it provides no mechanism to implement the law. It ignores citizen reporting and administrative procedures, relying solely on a flat prohibition to make its point.

By adding this rule to Michigan's Natural Resources and Environmental Protection Act (MCL 324.101 to 324.90106), the bill places weather modification limits within current environmental law rather than creating a new criminal law. However, it does not explain whether or how the Act's existing enforcement or penalty rules would apply to violations of Section 5514b.

The rule applies to anyone who intentionally injects, releases, or spreads chemicals or devices to change the weather or sunlight. It does not cover accidental releases or emissions that only happen to affect the weather. The focus is only on deliberate actions to change the atmosphere.

Legislative history

  1. Bill Electronically Reproduced 03/26/2025
  2. Referred To Committee On Regulatory Reform
  3. Read A First Time
  4. Introduced By Representative Rep. Rachelle Smit

Additional documents

Bill text
HOUSE BILL NO. 4304

March 26, 2025, Introduced by Reps. Smit, Rigas, Borton, Paquette, Johnsen, Beson, Greene and Schriver and referred to Committee on Regulatory Reform.

A bill to amend 1994 PA 451, entitled "Natural resources and environmental protection act," (MCL 324.101 to 324.90106) by adding section 5514b.

THE PEOPLE OF THE STATE OF MICHIGAN ENACT:

Sec. 5514b. A person shall not intentionally inject, release, or disperse a chemical or apparatus into the atmosphere for the purpose of affecting weather or the intensity of sunlight.