Section 312IAC20-4-4. "Adverse impact" defined

   "Adverse impact" means an action that results in changes to the exterior or interior appearance or the setting of a historic site or historic structure that are inconsistent with any of the following:

(1) 36 CFR Part 68 (July 1, 2009) and "The Secretary of the Interior's Standards for the Treatment of Historic Properties with Guidelines for Preserving, Rehabilitating, Restoring, and Reconstructing Historic Buildings" (U.S. Department of the Interior, National Park Service, Washington, D.C., 1995).

(2) "The Secretary of the Interior's Standards for Rehabilitation and Guidelines for Rehabilitating Historic Buildings" (U.S. Department of the Interior, National Park Service, Washington, D.C., 1990).

(3) "The Secretary of the Interior's Standards for the Treatment of Historic Properties with Guidelines for the Treatment of Cultural Landscapes" (U.S. Department of the Interior, National Park Service, Washington, D.C., 1996).

(4) "The Secretary of the Interior's Standards and Guidelines for Archeology and Historic Preservation" at 48 FR 44716.

(5) 312 IAC 21.

(Natural Resources Commission; 312 IAC 20-4-4; filed Dec 10, 2010, 10:40 a.m.: 20110105-IR-312100042FRA; readopted filed Sep 19, 2013, 10:16 a.m.: 20131016-IR-312130184RFA)