Weather modification; permit required; issuance; duration; fee; report of activities; penalties for noncompliance.
Wyo. Stat. Ann. § 9-1-907
in effect(a) It is unlawful for anyone to engage in weather modification activities except by permit prescribed and issued by the state engineer.
(b) A separate permit shall be issued for each experiment or activity. Permits are revocable by the state engineer. Permits are to be issued for one (1) year from October 1 of one year to September 30 of the following year. A fee not to exceed one hundred dollars ($100.00) shall be charged for each permit issued or renewed. Fees received by the state engineer shall be deposited with the state treasurer to be placed into the general fund. A permit shall be issued only to a person who can demonstrate to the state engineer's satisfaction that he has adequate qualifications in the atmospheric sciences. The state engineer shall promulgate rules and regulations necessary to implement this act.
(c) The state engineer shall demand and receive a written report, in such manner as he shall provide, covering each separate experiment or activity for which a permit is issued.
(d) Any person engaging in a weather modification experiment without a permit is guilty of a misdemeanor and upon conviction is subject to a fine not to exceed five thousand dollars ($5,000.00) or by imprisonment for not more than ninety (90) days.
Source: WY Statutes (Official Site)URL: https://wyoleg.gov/statutes/compress/title09.pdfFetched: 10/4/2026