Any portion of a tank piping system that is in contact with the soil shall be protected from corrosion in accordance with chapter 57 of the International Fire Code, 2015 edition. Source: SL 1991, ch 269 , § 11; SL 2008, ch 175 , § 1; SL 2010, ch 177 , § 5; SL 2016, ch 181 , § 5.