FIPS 201 – NACI Investigation

 

The process shall begin with initiation of a National Agency Check with Written Inquiries (NACI) or other Office of Personnel Management (OPM) or National Security community investigation required for Federal employment. This requirement may also be satisfied by locating and referencing a completed and successfully adjudicated NACI. At a minimum, the National Agency Check (NAC) shall be completed before credential issuance. Appendix C, Background Check Descriptions, provides further details on NAC and NACI.