No person driving or in charge of a motor vehicle shall permit it to stand unattended without effectively setting the brake thereon and, when standing upon any grade, turning the front wheels to the curb or side of the highway.
Wyo. Stat. Ann. § 31-5-509
Requirements before leaving motor vehicle unattended
Official source: Wyoming Legislature. Reproduced from public-domain Wyoming statutes; confirm against the official source for the current text. Not legal advice.