1. A. An owner, an operator, and a person in charge of an AST system with a field-erected AST shall provide a method or combination of release detection methods that detect a spill, release, or discharge from the AST system through:

   1. (1) Visual inspections of the AST system in accordance with Regulation .11 of this chapter;
   2. (2) A continuous electronic release detection system; or
   3. (3) A continuous mechanical release detection system.

2. B. An owner, an operator, and a person in charge of an AST system with a field-erected AST using a continuous electronic or mechanical release detection system shall:

   1. (1) Install, calibrate, operate, and maintain the release detection system in accordance with the manufacturer’s instructions; and

   2. (2) At least annually:

      1. (a) Perform routine maintenance on the release detection system;
      2. (b) Check the release detection system for operability at scheduled service checks; and
      3. (c) Per the manufacturer’s specifications, inspect, field-test, or calibrate the release detection system to verify that the selected release detection method is being maintained and operated properly to detect a spill, release, or discharge.
3. C. An owner, an operator, and a person in charge of an AST system with a field-erected AST shall monitor underground piping connected to the AST for spill, releases, and discharges in accordance with COMAR 26.10.05.02D.

Authority: Environment Article, §§4-401—4-403, 4-405, 4-406, 4-408, 4-410—4-412, 4-415-1—4-418, 4-501, and 4-502, Annotated Code of Maryland

Effective date: June 13, 2022 (49:12 Md. R. 642)