ATCP 93.440(5)(b) (b) All corrective actions, including repairs that are indicated by the inspections under this section, shall be completed before the tank system is returned to service.

ATCP 93.440 Note Note: Under s. ATCP 93.400 (11) (a) 1., (b) 1., and (c) 9., records of the inspections that are required under this section must be maintained at the storage-tank site for at least either three years or the interval between inspections, whichever is longer.

ATCP 93.440 History History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19.

ATCP 93.445 ATCP 93.445 Seldom-used and temporarily out of service tank systems.

ATCP 93.445(1) (1) Operational requirements. Owners or operators of aboveground seldom-used and temporarily out of service tanks shall comply with the applicable requirements of s. ATCP 93.545 (1).

ATCP 93.445(2) (2) Placing a tank back into service.

ATCP 93.445(2)(a) (a) The respective API 653 or STI SP001 inspection cycle shall be current for a tank before it is placed back into service.

ATCP 93.445(2)(b) (b) All leak detection, overfill, vent and fire valve devices shall be verified as functional before being placed back into service.

ATCP 93.445(2)(c) (c)

ATCP 93.445(2)(c)1. 1. Tank systems out of service for more than 365 days shall pass a tightness test of the tank ullage portion in accordance with s. ATCP 93.515 (10), to assure that tank connections are liquid- and vapor-tight before the tanks are placed back into service.

ATCP 93.445(2)(c)2. 2. Field-erected tank systems out of service for more than 365 days shall be evaluated for suitability for service in accordance with API 653, to assure that the tank and tank connections are liquid- and vapor-tight before the tanks are placed back into service.

ATCP 93.445(2)(c)3. 3. Underground product piping out of service for more than 365 days shall pass a tightness test in accordance with s. ATCP 93.515 (4).

ATCP 93.445(3) (3) Non-complying tank systems. Tank systems that do not comply with this section or in-use tank system requirements are abandoned tanks and shall be closed in accordance with s. ATCP 93.460 within 60 calendar days of non-compliance.

ATCP 93.445 History History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19.

ATCP 93.450 ATCP 93.450 Change in service to store a non-regulated or a regulated substance. 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.

ATCP 93.450 Note Note: 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 [phone], or from the Division’s Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanksForms.aspx.

ATCP 93.450 History History: CR 17-092: cr. Register October 2019 No. 766, eff. 11-1-19.

ATCP 93.460 ATCP 93.460 Closure of aboveground tanks.

ATCP 93.460(1) (1) General. Owners or operators of aboveground tanks shall comply with the closure requirements of s. ATCP 93.560, except as provided in this section.

ATCP 93.460(1m) (1m) Tank removal. Tanks shall be removed from the site within one year of closure.

ATCP 93.460(2) (2) Certifications. Certified persons are not required to perform the following closure functions:

ATCP 93.460(2)(a) (a) Cleaning and removal of heating fuel tanks, at 1- and 2-family dwellings, that are located aboveground or in the basement.

ATCP 93.460(2)(b) (b) Cleaning and removal of field-erected tanks.

ATCP 93.460(2)(c) (c) Cleaning and removal of tanks storing a Class III liquid that is neither petroleum nor CERCLA-listed.

ATCP 93.460(3) (3) Markings.

ATCP 93.460(3)(a) (a) All aboveground tanks closed and not immediately removed from the site shall have the word “CLOSED” and the date of permanent closure permanently marked on the exterior tank wall, at least 3 feet above grade, with lettering at least 3 inches in height.

ATCP 93.460(3)(b) (b) A certified tank system inspector may perform the marking specified in par. (a).

ATCP 93.460(4) (4) Forms. When an aboveground tank is closed, a revised tank registration, form TR-WM-118, and part A of the tank-system service and closure assessment report, form TR-WM-140, shall be completed and submitted to the department within 21 business days of closure.

ATCP 93.460 Note Note: Form TR-WM-118, Aboveground Flammable/Combustible/Hazardous Liquid Storage Tank Registration, and form TR-WM-140, Tank System Service and Closure Assessment Report are available from the Bureau of Weights and Measures, P. O. Box 8911, Madison, WI 53708-8911, or at telephone [phone], or from the Bureau’s Web site at https://datcp.wi.gov/Pages/Programs_Services/PetroleumHazStorageTanksForms.aspx.