HAR §11-280.1-21. Upgrading of UST systems

(a) All UST systems must comply with one of the following requirements: (1) UST system performance standards in section 11-280. 1-20 (b) to (d); ( 2) For airport systems and constructed 2018: hydrant fuel distribution UST systems with field- tanks installed before July 15, (A) ( B) The system performance standards in section ll-280.1-20(b) and (c); and Not later than July 15, 2019, the system performance standards under section ll-280.1-20(d); or (3) Closure requirements under subchapter 7. (b} UST systems other than airport hydrant fuel distribution systems and UST systems with field­ constructed tanks: Not later than July 15, 2028, tanks and piping installed before August 9, 2013 must be provided with secondary containment that meets the requirements of section 11-280.1-24, except for suction piping that meets the requirements of section 11-280.1-4l(b} (6). (c) Airport hydrant fuel distribution systems and UST systems with field-constructed tanks: Not later than July 15, 2038, tanks and piping installed before July 15, 2018 must be provided with secondary containment that meets the requirements of section 11-280.1-24 or must utilize a design which the director determines is protective of human health and the environment, except for: (1) Suction piping that meets the requirements 280.1-26 3 5 t