Ind. Code § 14-27-7.5-1 : NATURAL AND CULTURAL RESOURCES — LEVEES, DAMS, AND DRAINAGE — REGULATION OF DAMS —27-7.5-1 - Applicability; exception TEXT PDF (a) This chapter does not apply to the following: (1) A structure that meets the following conditions: (A) Is built for the sole purpose of erosion control, watering livestock, recreation, or providing a haven or refuge for fish or wildlife. (B) Has a drainage area above the dam of not more than one (1) square mile. (C) Does not exceed twenty (20) feet in height. (D) Does not impound a volume of more than one hundred (100) acre-feet of water. (2) A structure that is regulated under the federal Mine Safety and Health Act of 1977, unless the structure is proposed to be retained as a permanent structure after bond release. (3) Except for a structure under subsection (b), a structure that is a low hazard dam or a significant hazard dam that meets only one (1) of the following conditions: (A) Has a drainage area above the dam of not more than one (1) square mile. (B) Does not exceed twenty (20) feet in height. (C) Does not impound a volume of more than one hundred (100) acre-feet of water. (b) This chapter applies to a structure that is listed on the roster of low head dams provided in IC 14-27-7.3. IC 14-27-7.5-1 Amended by P.L. 129-2022,SEC. 2, eff. 7/1/2022. As added by P.L. 148-2002, SEC.15.