To amend the Diplomatic Security Act to revise the provisions relating to personnel recommendations of the Accountability Review Board under such Act.

Amends the Diplomatic Security Act to require a determination by the Accountability Review Board that an individual's misconduct or unsatisfactory performance of duty significantly contributed to serious injury, loss of life, significant property destruction, or serious security breach in order for the Board to recommend that an investigatory or disciplinary action be initiated by the appropriate federal agency or instrumentality.