32 C.F.R. § 286.17 Dissemination and transmission.
Title 32 - National Defense
(a) Release and transmission procedures. Until FOUO status is terminated, the release and transmission instructions that follow apply: (1) FOUO information may be disseminated within DoD Components and between officials of DoD Components and DoD contractors, consultants, and grantees to conduct official business for the Department of Defense. Recipients shall be made aware of the status of such information, and transmission shall be by means that preclude unauthorized public disclosure. Transmittal documents shall call attention to the presence of FOUO attachments. (2) DoD holders of FOUO information are authorized to convey such information to officials in other Departments and Agencies of the Executive and Judicial Branches to fulfill a government function, except to the extent prohibited by the Privacy Act. Records thus transmitted shall be marked “For Official Use Only,” and the recipient shall be advised that the information may qualify for exemption from public disclosure, pursuant to the FOIA, and that special handling instructions do or do not apply. (3) Release of FOUO information to Members of Congress is governed by DoD Directive 5400.4.9 9 See footnote 1 to §286.1(a). 10 See footnote 1 to §286.1(a). (b) Transporting FOUO information. Records containing FOUO information shall be transported in a manner that prevents disclosure of the contents. When not commingled with classified information, FOUO information may be sent via first-class mail or parcel post. Bulky shipments, such as distributions of FOUO Directives or testing materials, that otherwise qualify under postal regulations, may be sent by fourth-class mail. (c) Electronically and facsimile transmitted messages. Each part of electronically and facsimile transmitted messages containing FOUO information shall be marked appropriately. Unclassified messages containing FOUO information shall contain the abbreviation “FOUO” before the beginning of the text. Such messages and facsimiles shall be transmitted in accordance with communications security procedures whenever practicable.
Title 32: National Defense
PART 286—DOD FREEDOM OF INFORMATION ACT PROGRAM REGULATION
Subpart D—For Official Use Only
§ 286.17 Dissemination and transmission.

