What this requirement asks
Maintain audit logs of physical access.
This is a CMMC Level 2 requirement in the Physical Protection family, drawn from NIST SP 800-171 Rev. 2. An assessor evaluates it objective by objective — every objective below must be supported by evidence, not just described in a policy.
Assessment objectives (1)
- 3.10.4[a] — audit logs of physical access are maintained
What an assessor examines
Examine:
- Physical and environmental protection policy
- procedures addressing physical access control
- system security plan
- physical access control logs or records
- inventory records of physical access control devices
- system entry and exit points
- records of key and lock combination changes
- storage locations for physical access control devices
- physical access control devices
- list of security safeguards controlling access to designated publicly accessible areas within facility
- other relevant documents or records
Interview:
- Personnel with physical access control responsibilities
- personnel with information security responsibilities
Test:
- Organizational processes for physical access control
- mechanisms supporting or implementing physical access control
- physical access control devices
Evidence that defends it
Visitor log examples
Check your readiness
Score this requirement against your own environment with the Level 2 self-assessment checklist, or estimate your SPRS score with the free CMMC compliance tool. Self-reported answers are planning signals only — they do not establish a verified or assessor-accepted result.