The Cybersecurity Maturity Model Certification (CMMC) Assessment Process (CAP) outlines strict guidelines regarding conflicts of interest (COI) to ensure the integrity and impartiality of assessments conducted by Certified Third-Party Assessment Organizations (C3PAOs) and Certified Assessors (CAs).

The scenario presented involves a potential conflict of interest due to a prior relationship (former college roommate) between the certified assessor and an individual at the Organization Seeking Certification (OSC). While this prior relationship does not automatically disqualify the assessor, it must be disclosed, documented, and mitigated appropriately.

CMMC Conflict of Interest Handling Process

Inform the OSC and C3PAO of the Potential Conflict of Interest

The CMMC Code of Professional Conduct (CoPC) requires assessors to disclose any potential conflicts of interest.

Transparency ensures that all parties, including the OSC and C3PAO, are aware of the situation.

Document the Conflict and Mitigation Actions in the Assessment Plan

Per CMMC CAP documentation, potential conflicts should be assessed based on their material impact on the objectivity of the assessment.

The conflict and proposed mitigation strategies must be formally recorded in the assessment plan to provide an audit trail.

Determine If the Mitigation Actions Are Acceptable

If the OSC and C3PAO determine that the mitigation actions adequately eliminate or reduce the risk of bias, the assessment may proceed.

Common mitigation strategies include:

Assigning another assessor for interviews with the conflicted individual.

Ensuring that decisions regarding the OSC’s compliance are reviewed independently.

Proceed with the Assessment If Mitigation Is Acceptable

If the mitigation actions sufficiently address the conflict, the assessment may continue under strict adherence to documented procedures.

Why the Other Answers Are Incorrect

A. Do not inform the OSC and the C3PAO of the possible conflict of interest, and continue as planned.

❌Incorrect. This violates CMMC’s integrity requirements and could result in disciplinary actions against the assessor or invalidation of the assessment. Transparency is mandatory.

B. Inform the OSC and the C3PAO of the possible conflict of interest, and start the entire process over without the conflicted team member.

❌Incorrect. The CAP does not mandate immediate reassignment unless the conflict is unresolvable. Instead, mitigation strategies should be considered first.

C. Inform the OSC and the C3PAO of the possible conflict of interest but since it has been an acceptable amount of time since college, no conflict of interest exists, and continue as planned.

❌Incorrect. The passage of time alone does not automatically eliminate a conflict of interest. Proper documentation and mitigation are still required.

CMMC Official References

CMMC Assessment Process (CAP) Document – Defines COI requirements and mitigation actions.

CMMC Code of Professional Conduct (CoPC) – Outlines ethical responsibilities of assessors.

CMMC Accreditation Body (Cyber-AB) Guidance – Provides rules on conflict resolution.

Thus, option D is the most correct choice, as it aligns with the official CMMC conflict of interest procedures.