Wisconsin Statutes Banking and Finance (Ch. 214 to 225) § 221.0637. Bank officers and employees not to take commissions

(1) Commissions prohibited. An officer, director, agent or employee of a bank may not, directly or indirectly, take, accept or receive, or offer or agree to take, accept or receive, a commission, fee, compensation, or thing of material value, from any person in consideration of the bank of which he or she is an officer, director, agent or employee, doing any of the following:

(2) Penalties. Any person who violates sub. (1) is guilty of a Class I felony.