1. (a) This section applies to a facility that:

   1. (1) has been issued an operating permit by the commissioner; or
   2. (2) is operating without a permit but has made a timely and complete application for a permit under IC 13-17-8-10 .

2. (b) The board may adopt rules under IC 4-22-2 and IC 13-14-9 as part of the operating permit program established under 42 U.S.C. 7661 through 7661f providing that a facility may make changes without a permit revision if the following conditions exist:

   1. (1) The changes are not modifications under any provision of Title I of the federal Clean Air Act (42 U.S.C. 7401 et seq.), as amended.

   2. (2) The changes do not exceed emissions:

      1. (A) expressed as a rate of emissions; or

      2. (B) expressed as total emissions;

         allowable under the permit.

   3. (3) The facility provides the commissioner with written notification at least seven (7) days before the proposed changes are made. However, the board may adopt rules that provide a different period for notifications that involve emergency situations.

      [Pre-1996 Recodification Citation: 13-7-10-5(d).]

As added by P.L.1-1996, SEC.5. Amended by P.L.133-2012, SEC.103; P.L.135-2026, SEC.126.