Authority: IC 13-14-8; IC 13-17-3-4; IC 13-17-3-11

Affected: IC 13-17

Sec. 4. (a) Source owners or operators shall operate and maintain all emission control equipment and combustion or process equipment or processes in compliance with all applicable rules.

(b) An emission unit must not be operated unless any required air pollution control device or devices and measures are also in operation simultaneously and are not bypassed.

(c) Source owners or operators must bring emissions in excess of applicable limits into compliance with all practicable speed, and take appropriate actions to:

1. (1) correct the conditions causing the emissions to exceed applicable limits;
2. (2) reduce the frequency of occurrence of the conditions;
3. (3) minimize the amount by which the limits are exceeded; and
4. (4) reduce the length of time for which the limits are exceeded.

These actions must be initiated as expeditiously as practicable.

(Air Pollution Control Division; 326 IAC 1-6- 4; filed Mar 10, 1988, 1:20 p.m.: 11 IR 2381; filed Dec 30, 2016, 9:45 a.m.: 20170125-IR-326150326FRA; readopted filed Oct 18, 2024, 2:09 p.m.: 20241113-IR-326230809RFA)