Wis. Stat. § 13.06
Any member of the legislature who gives, offers or promises to give his or her vote or influence in favor of or against any measure or proposition pending or proposed to be introduced in the legislature, or that has already been passed by either house of the legislature, in consideration of or on condition that the governor approve, disapprove, veto or sign, or agree to approve, disapprove, veto or sign, any other measure or proposition pending or proposed to be introduced in the legislature or that has already been passed by the legislature, or either house thereof, or in consideration or upon condition that the governor nominate for appointment or appoint or remove any person to or from any office or position under the laws of this state, is guilty of a Class I felony.
Wis. Stat. § 13.06