Wyo. Stat. § 31-18-303 (2026)

regulations governing drivers, equipment and hazardous
materials; exceptions; maximum operating hours.

     (a) The department shall adopt rules and regulations
prescribing the permissible operating time and other
requirements of motor carrier drivers, equipment and the
transportation of hazardous materials which are consistent with
comparable regulations of the United States department of
transportation.
     (b) Public utility personnel and associated emergency
personnel are exempt from driving time regulations only if an
emergency exists. If an occasion or instance jeopardizes public
health or safety or endangers property, an emergency situation
exists. In such an event, if public utilities and associated
emergency personnel respond, they are exempt from driving time
regulations if the public utility exercises due diligence in
contacting state or local officials, and documents its efforts.

     (c) Unless exception is made by the department after
public hearings held pursuant to the Wyoming Administrative
Procedure Act, the rules of the department shall be current with
rules adopted by the United States department of transportation,
as now or hereafter amended.

    (d)   Repealed By Laws 2009, Ch. 183, § 2.

     (e) Intrastate, for-hire transportation of passengers in
vehicles with an occupant capacity of seven (7) or more, but not
more than fifteen (15), is subject to the hours of service
requirements of 49 CFR Part 395 as it applies to vehicles with
occupant capacities of fifteen (15) or more, as adopted pursuant
to subsection (a) of this section.