§ 40-10-121 — Department of agriculture duties and powers

(a) The department of agriculture shall perform the
following functions:
(i) Assure that weights and measures in commercial
service within the state are suitable for their intended use,
properly installed and accurate, and are so maintained by their
owner or user;
(ii) Prevent unfair or deceptive dealing by weight or
measure in any commodity or service advertised, packaged, sold
or purchased within this state;
(iii) Promote uniformity, to the extent practicable
and desirable, between weights and measures requirements of this
state and those of other states and federal agencies.
(b) Unless requested by the operator of the weighing or
measuring equipment, the department shall have no authority over
weights and measures used in activities subject to the authority
of the United States department of the interior associated with
on shore oil and gas, the United States federal energy
regulatory commission, the Wyoming public service commission
associated with pipelines and utilities or the Wyoming oil and
gas conservation commission.
(c) Except as otherwise required by law, rule, regulation
or third party agreement, the department shall have no authority
over weights and measures used pursuant to a written agreement
between the parties using the weighing device.