Wis. Stat. § 254.174

Before the department may promulgate rules under s. 254.167, 254.168, 254.172 or 254.179, the department shall appoint a technical advisory committee under s. 227.13 and shall consult with the technical advisory committee on the proposed rules. Any technical advisory committee required under this section shall include representatives from local health departments that administer local lead programs, representatives from the housing industry, persons certified under s. 254.176, representatives from the medical or public health professions, advocates for persons at risk of lead poisoning and a resident of a 1st class city. Any technical advisory committee required under this section before promulgating rules under s. 254.168 shall also include representatives of facilities serving children under 6 years of age.