48 CFR § 4.1303 - Contract clause.

The contracting officer shall insert the clause at 52.204–9, Personal Identity Verification of Contractor Personnel, in solicitations and contracts when contract performance requires contractors to have routine physical access to a Federally-controlled facility and/or routine access to a Federally-controlled information system. The clause shall not be used when contractors require only intermittent access to Federally-controlled facilities.