32 C.F.R. § 211.9
(a) In discussing mitigation to avoid an unacceptable risk to the national security of the United States, the DoD Components designated to discuss mitigation with an applicant or requester shall, as appropriate and as time allows, analyze the following types of DoD mitigation to determine if they identify feasible and affordable actions that may be taken to mitigate adverse impacts of projects on military operations and readiness:
(b) In discussing mitigation to avoid an unacceptable risk to the national security of the United States, the applicant or requester, as the case may be, should consider the following possible actions: