31-18-208.

31-18-208.  (b) Except as provided in W.S. 31-18-204, no mobile machinery shall be operated in this state, whether or not upon the public highways of this state, unless registered under this division. Prior to using any mobile machinery on any construction project receiving state funds, the contractor shall provide certification to the public agency or engineer in charge of the project that the mobile machinery has been registered as required by this division.

(c) Notwithstanding subsection (b) of this section, mobile machinery listed on a property tax assessment roll in this state is exempt from the registration requirement of this division. Each county treasurer shall issue stickers pursuant to this division to owners of mobile machinery listed on a property tax assessment roll in this state upon receipt of an application by the owner and payment of an administrative fee of six dollars ($6.00).

31-18-204. Exemptions.

(a) The provisions of W.S. 31-18-203 through 31-18-208 do not apply to mobile machinery:

(i) Owned by the United States, the state of Wyoming or any political subdivision thereof;

(ii) Which is an implement of husbandry;

(iii) Currently registered under W.S. 31-2-201 or