Wis. Admin. Code Adm § 2.09
A tenant shall not make leasehold improvements nor introduce window treatments, floor coverings or private property in a building or facility managed or leased by the department without the express written approval of the managing authority. Leasehold improvements include, but are not limited to, structural changes or modifications, systems furniture work stations, or additions and changes in lighting, heating, ventilation, telephone systems and data networks. Title to approved leasehold improvements shall remain with the managing authority regardless of the source of funds. Window treatments and floor coverings include, but are not limited to, drapes, blinds, rugs and carpeting. Private personal property includes furniture and other furnishings not owned by the state. Contractors hired by tenant agencies to install or maintain leasehold improvements shall be approved by the managing authority and shall report each day to the managing authority prior to starting work.
Wis. Admin. Code Department of Administration § Adm 2.09