1
Explain what is meant by need to know
if an individual requires access to specific information
State the type of investigations and how often it is updated for access to the following classification levels?
TOP SECRET-Requires Tier 5ope Background Investigation Periodic Reinvestigation (SSBI-PR) updated everyt 5 years. SECRET: Requires a National Agency Check with Local Agency Check and Credit checks (NACLC updated every 10 years) Confidential: Requires NACLC updated every 15 years SCI Requires a prenomination interview update