d. TB 380-41 series, Procedures for Safeguarding, Accounting and Supply Control of COMSEC
Material. This is the COMSEC custodian's primary reference. It provides information on safeguarding,
accounting and reporting procedures, protecting material, and supply procedures. It applies the policy of AR 380-
40. When there is a conflict between this technical bulletin and other DA publications on the procedures for
safeguarding, accounting, and supply control of COMSEC material, the procedures of TB 380-41 shall be used.
7.
Summary. COMSEC material must be protected. To effectively provide protection, a variety of
designators and protective markings are used. Coupled with a separate and distinct accountability system, they
permit the COMSEC custodian to enforce security.
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