Ohio Rev. Code Ann. § 3752.06
(A) Unless the owner or operator of a reporting facility has submitted to the director of environmental protection in connection with the facility a notice of the temporary discontinuation of all regulated operations at the facility in compliance with division (A)(1) of section 3752.09 of the Revised Code, has submitted an application for a waiver in compliance with or been issued a waiver under division (A) of section 3752.10 of the Revised Code, or, pursuant to division (B) of this section, has been granted an extension of time for compliance with divisions (A)(4) to (6) of this section, and except as provided in division (C) of this section, the owner or operator, not later than ninety days after the cessation of all regulated operations at the facility, shall do all of the following:
(4) Drain or remove all regulated substances from each stationary vat, tank, electrical transformer, and vessel, and from all piping, that is to remain at the facility and do any or a combination of the following:
(5) Remove from the facility all debris, nonstationary equipment and furnishings, nonstationary containers, and motor vehicles and rolling stock that contain or are contaminated with a regulated substance and do any or a combination of the following:
(B) Upon the written request of the owner or operator of a facility who is subject to division (A) of this section, the director, at the director's discretion, may extend the length of time required for compliance with divisions (A)(4) to (6) of this section for any period of time the director considers reasonable and necessary if the director finds from the request that either of the following applies: