Wis. Stat. § 631.28: Notice of right to file complaint.

(1) Requirement to provide notice. Every insurer shall provide notice to its policyholders and its insureds of the right to file a complaint with the office in the manner prescribed by rule under sub. (2).

(2) Contents by rule. The commissioner shall promulgate rules specifying the contents of a notice that insurers must disseminate under sub. (1), and when and in what manner the notice must be provided. The rules shall describe how a policyholder, insured or other person may make a complaint with the office about an insurer, an intermediary or other insurance matter. The rules may also specify the form, including the type size, in which insurers must present the notice.