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  4. Who may mark a document as SSI?

Who may mark a document as SSI?

All covered persons have a duty to mark and safeguard SSI against unauthorized disclosure (See 49 C.F.R. § 1520.9(a)(4)).  This includes adding the SSI header and footer (See 49 C.F.R. § 1520.13).  For more information, see sample pre-marked templates.