Authority: IC 15-16-1-6; IC 15-16-1-7

Affected: IC 15-16-1-10

Sec. 11. (a) The conduit system and electrical equipment for use at ammonia storage installations may be general purpose, dust-tight, or weather-resistant as appropriate.

(b) Electrical systems, such as for lighting or pump motors, shall be installed and grounded in a manner approved by the National Electric Code or local ordinance.

(State Chemist of the State of Indiana; Agricultural Ammonia PT A, Sec IV, Rule 4.10; filed Dec 30, 1965, 2:15 p.m.: Rules and Regs. 1966, p. 15; filed Jan 19, 2001, 2:04 p.m.: 24 IR 1638; readopted filed Jun 20, 2001, 3:22 p.m.: 24 IR 3822; readopted filed Apr 27, 2007, 2:03 p.m.: 20070509-IR-355070039RFA; readopted filed Nov 25, 2013, 3:27 p.m.: 20131225-IR-355130482RFA; readopted filed Jul 2, 2019, 10:42 a.m.: 20190731-IR-355190258RFA; readopted filed Nov 4, 2025, 2:37 p.m.: 20251119-IR-355240619RFA)