StacksVerified U.S. regulatory reference

32 CFR Attachment D to Subpart B of Part 147

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
If the requirement is for | And the person has this access | Based on this investigation | Then the investigation required is | Using standard Confidential Secret; “L” | None | None | NACLC | A | | Out of date NACLC or SSBI | | | Conf, Sec; “L” | | | Top Secret, SCI; “Q” | None | None | SSBI | B | None; Conf, Sec; “L” | Current or out of date NACLC | | | | Out of date SSBI | | | TS, SCI; “Q” | | SSBI-PR | C If the requirement is for | And the age of the investigation is | Type required if there has been a break in service of 0-23 months | 24 months or more Confidential | 0 to 14 years. 11 mos | None (note 1) | NACLC | 15 yrs. or more | NACLC | Secret; “L” | 0 to 9 yrs 11 mos | None (note 1) | | 10 yrs. or more | NACLC | Top Secret, SCI; “Q” | 0 to 4 yrs. 11 mos | None (note 1) | SSBI | 5 yrs or more | SSBI-PR | Note: As a minimum, review an updated Standard Form 84 and applicable records. A reinvestigation (NACLC or SSBI-PR) is not required unless the review indicates the person may no longer satisfy the standards of Executive Order 12968.