DEPARTMENT OF THE NAVY
O
FFICE
O
F THE
S
ECRETA
RY
1000
NA
VY
PENTAGON
WASHINGTON DC 20350·1000
SECNAVINST 5510.34B
ASN (RD&A)
11 Mar 2019
SECNAV INSTRUCTION 5510.34B
From: Secretary of the Navy
Subj: DISCLOSURE OF CLASSIFIED MILITARY INFORMATION AND
CONTROLLED UNCLASSIFIED INFORMATION TO FOREIGN
GOVERNMENTS, INTERNATIONAL ORGANIZATIONS, AND FOREIGN
REPRESENTATIVES
Encl: (1) References
1. Purpose
a. To implement references (a) through (j) with respect to
the disclosure of Classified Military Information (CMI) and
Controlled Unclassified Information (CUI) by the Department of
the Navy (DON) personnel to representatives of foreign
governments or international organizations, including foreign
national visitors, liaison officers, exchange personnel,
cooperative programs and personnel, and other foreign nationals
who may have official contact with the DON.
b. To provide DON foreign disclosure policy and assign
responsibilities.
2. Cancellation.
SECNAVINST 5510.34A.
3. Background.
Reference (d) establishes foreign disclosure
policy, procedures, criteria, and limitations. Reference (f)
implements this policy and states that the Secretary of the Navy
(SECNAV) shall designate a senior official to be the Principal
Disclosure Authority (PDA) who shall ensure that foreign
disclosures are implemented uniformly per reference (d) and other
foreign disclosure directives and instructions.
4. Applicability. T
he provisions of this instruction apply to
all DON organizations and personnel involved in initiatives that
may result in the disclosure of CMI or CUI to foreign governments
and international organizations, or their representatives or
persons sponsored by them (hereinafter referred to as foreign
representatives). DON activities shall ensure these provisions
