Purpose: The purpose of this regulation is to establish security policy, responsibility, and guidance for control of foreign visitors during visits to Corps’ facilities, foreign participation in unclassified contracts, foreign liaison officers and/or exchange officers, and the release of USACE information to foreign nationals and governments. This regulation is intended to supplement, but not replace, AR 380-10, Technology Transfer, Disclosure of Information and Contacts with Foreign Representatives, and other governing regulations and laws of the United States.