03.09.01 Personnel Screening
What the standard requires
a. Screen individuals prior to authorizing access to the system. b. Rescreen individuals in accordance with [conditions].
Quoted verbatim from NIST SP 800-171 Rev 3, which is in the public domain.
Cross-framework mappings
No cross-framework mapping is seeded for this control. That is stated rather than filled in: a mapping nobody authored is worse than a gap you can see.
Track 03.09.01 with evidence behind it
In CMDash this control is a row with an owner, a status, uploaded evidence kept with its full history, and an export an assessor can read.