Owners or operators of aboveground tanks shall comply with the change-in-service requirements of s. ATCP 93.550, except a revised registration for aboveground tanks, form TR-WM-118, shall be completed and submitted.
Wis. Admin. Code Department of Agriculture, Trade and Consumer Protection ATCP 93.450
Form TR-WM-118 - Aboveground Flammable/Combustible/Hazardous Liquid Storage Tank Registration is available from the Division of Trade and Consumer Protection, P. O. Box 8911, Madison WI, 53708-8911, or at telephone (608) 224-4942, or from the Division's Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanksForms.aspx.