ARSD 74:56:01:09. Upgrading of existing UST systems -- General requirements and deadlines

All existing UST systems installed before November 30, 1987, must be upgraded to comply with the requirements contained in this section and in § 74:56:01:10 or be replaced and comply with the performance standards for new USTs set forth in § 74:56:01:04. Owners or operators must meet the upgrade requirements detailed in § 74:56:01:10 no later than December 22, 1998, with the exception of the release detection requirements, which must be met according to the schedule set forth in § 74:56:01:24. If UST systems are not upgraded by these dates, they must be temporarily removed from use in accordance with § 74:56:01:52 or be permanently closed in accordance with § 74:56:01:54.