The Department of Environmental Quality amended La. Admin. Code tit. 33:III §2103, Exemption for Tanks Storing Corrosive Materials. The rule exempts tanks storing corrosive materials at the Rhodia, Inc. Baton Rouge facility from the "submerged fill pipe" provisions of LAC 33:III.§2103.A and B. http://www.doa.la.gov/osr/reg/1010/1010.pdf pp. 2270-76.