Code of Federal Regulations Title 36. Parks, Forests, and Public Property § 36.78.4 Federal Agency notice

(1) The major natural disaster or imminent threat to the national security necessitating the waiver and the emergency action taken;

(2) The period of effect of the waiver;

(3) Which provisions of section 110 have been waived;

(4) The geographic area to which the waiver applies;  and

(5) The measures and procedures used to avoid or minimize harm to historic properties under the conditions necessitating the waiver.