(a) Custom agricultural operations means the contracting or for-hire operation of harvesting crops, processing of agriculture products, or fertilizing the soil.
(b) Permit or permission is required before operating oversize and/or overweight vehicles or loads on highways. The carrier shall proceed to the nearest permit issuing authority as listed in Section 4, Permit-issuing Authorities and Types of Permits, to acquire the permit.
(c) The applicant shall declare the highways to be used, the total mileage on those highways, and the size and weight of the vehicles and loads.
(d) A permit may be obtained from any permit issuing authority as listed in Section 4, Permit-issuing Authorities and Types of Permits, and shall be valid for the time necessary to complete the operation or the vehicle leaves the state, whichever occurs first. Borderline operations (20 air miles either direction) requiring trips across the state line shall not invalidate a permit. The seasonal permit will be valid for no more than 90 continuous days from the date of issuance.
(e) Oversize or overweight permits will be issued only for vehicles or loads meeting non-divisible load requirements. The hauling of combine headers side by side at width exceeding 102 inches ( 8 1/2 feet), but not exceeding 150 inches (12 feet 6 inches) and no single component exceeding 102 inches (8 1/2 feet) shall be allowed on a separate trailer when the width of the properly permitted vehicle is the same or greater than the width of the headers.
(f) In addition to the provisions of Section 8, Safety Measures and Moves, of these rules and regulations, following are safety regulations for oversize movements in custom agricultural operations:
045-5 Wyo. Code R. § 5-23