Wyo. Stat. § 31-18-608 (2026)

commercial vehicles; penalties.

     (a) As used in this section, "proficiency in the English
language" means an operator of a commercial vehicle can
demonstrate proficiency of the English language in accordance
with 49 C.F.R. § 391.11(b)(2).

     (b) No operator of a commercial vehicle shall operate a
commercial vehicle within this state if the operator is unable
to demonstrate proficiency in the English language. Any operator
of a commercial vehicle who violates this subsection shall be
fined one thousand dollars ($1,000.00) and shall be prohibited
from operating a commercial vehicle within this state until the
operator is able to demonstrate proficiency in the English
language.

     (c) Any operator of a commercial vehicle who operates a
commercial vehicle within this state while under the prohibition
imposed by subsection (b) of this section shall, upon
conviction, be guilty of a misdemeanor and shall be punished by
an additional fine of one thousand dollars ($1,000.00), by
imprisonment for not more than ninety (90) days, or both.