Wis. Admin. Code § Trans 256.12 – Route limitations.

(1) A permit issued by the department for a movement which is partly on the state trunk highway system and partly on other classes of highways is valid only on state trunk highways.
(2) An oversize vehicle or vehicle-train may not be operated on a highway at any time that a permit is not valid.

History: Cr. Register, December, 1990, No. 420, eff. 1-1-91.