5504. PARTIAL APPLICABILITY OF UST REGULATIONS TO UST SYSTEMS OF 110 GALLONS OR LESS, HYDRAULIC LIFT TANKS AND ELECTRICAL EQUIPMENT TANKS

5504 PARTIAL APPLICABILITY OF UST REGULATIONS TO UST SYSTEMS OF 110 GALLONS OR LESS, HYDRAULIC LIFT TANKS, AND ELECTRICAL EQUIPMENT TANKS 5504.1 The following USTs are required to comply only with the provisions of this section: (a) Any UST associated with equipment or machinery that contains regulated substances for operational purposes (such as hydraulic lift tanks and electrical equipment tanks); and (b) Any UST system with a capacity of one hundred ten (110) gallons or less. 5504.2 When there is a suspected or confirmed release during operation, closure, or removal of the UST system, a responsible or remediating party shall comply with §§ 5600, 5602, and 5603, and Chapters 61 and 62, except compliance with § 5600.6(d) is not required, and the Department may waive or modify any requirements that are inappropriate or unduly burdensome. SOURCE: Final Rulemaking published at 46 DCR 7699 (October 1, 1999); as amended by Final Rulemaking published at 67 DCR 1778 (February 21, 2020). District of Columbia Municipal Regulations Environment 20 DCMR § 5504