Mississippi Administrative Code
Title 11 - Mississippi Department of Environmental Quality
Part 5 - Underground Storage Tank Regulations
Chapter 2 - Mississippi Commission on Environmental Quality Underground Storage Tanks Regulations Technical Standards and Corrective Action Requirements for Owners and Operators of Underground Storage Tanks (UST) (Adopted March 22, 1989; Amended August 25, 2011, Last Amended August 23, 2018)
Rule 11-5-2.2 - UST Systems: Design, Construction, Installation and Notification
Section 11-5-2.2-280.22 - Notification requirements

(a) Any owner who intends to install a new or replace an existing underground storage tank, pipe, dispenser, or submersible pump on or after October 1, 2008, must, within 30 days of such planned installation, submit a "State of Mississippi Notice of Upcoming Underground Storage Tank System Installation" form.

Note: If an unplanned replacement of an existing tank, pipe, dispenser, or submersible pump is necessary due to failure, an accident or for other circumstances the MDEQ deems appropriate, submittal of a "State of Mississippi Notice of Upcoming Underground Storage Tank System Installation" form is not required unless replacement is scheduled to occur more than 90 days after failure or accident.

(b) Any owner who brings into use, installs, replaces or changes the operational status of an underground storage tank, pipe, dispenser or submersible pump, after May 8, 1986, must within 30 days of bringing such tank, pipe, dispenser or submersible pump into use or changing the operational status of, register with MDEQ by submittal of a "State of Mississippi Notification for Underground Storage Tank System" form.

Note: Owners and operators of UST systems that were in the ground on or after May 8, 1986, unless taken out of operation on or before January 1, 1974, were required to notify the designated state or local agency in accordance with the Hazardous and Solid Waste Amendments of 1984, Pub. L. 98-616, on a form published by EPA on November 8, 1985, (50 FR 46602) unless notice was given pursuant to section 103(c) of CERCLA.

(c) Any person who becomes the owner of an existing underground storage tank system must, within 30 days of becoming the owner, register with MDEQ by submittal of a "State of Mississippi Underground Storage Tank System Change of Ownership" form or a "State of Mississippi Notification for Underground Storage Tank System" form.

(d) All owners and operators of UST systems installed on or after December 22, 1988, must certify in the notification form compliance with the following requirements:

(e) All owners and operators of UST systems installed on or after December 22, 1988, must ensure that the installer certifies in the notification form that the methods used to install the tanks and piping complies with the requirements in § 280.20(f).

(f) Beginning October 24, 1988, any person who sells a tank intended to be used as an underground storage tank must notify the purchaser of such tank of the owner's notification obligations under paragraph (b) of this rule.

(g) Any owner who changes the content of a UST to a regulated substance containing greater than 10 percent ethanol or greater than 20 percent biodiesel must notify the MDEQ at least 30 days prior to such change.