In the case of a denial of significance of the proposed rehabilitation project or the completed work, the owner may appeal in writing to the Chief Appeals Officer, Cultural Resources, National Park Service, U.S. Department of the Interior, P.O. Box 37127, Washington, D.C. 20013-7127. Appeals shall be filed within 30 days of receipt of the decision which is subject to appeal.
Iowa Admin. Code r. 261-411.6