Wis. Stat. § 341.605: Unlawful transfer of evidence of registration.

(1) Except as authorized by the department, no person may transfer to another person or offer for sale a registration plate, insert tag, decal or other evidence of registration issued by the department. This subsection does not apply to transfers of vehicles under s. 342.15 (4) (c).

(2) No person may transfer to another person or offer for sale a counterfeit, forged or fictitious registration plate, insert tag, decal or other evidence of registration.

(3) Whoever violates sub. (1) or (2) is guilty of a Class H felony.