CFR > Title 42 - Public Health > CHAPTER I—PUBLIC HEALTH SERVICE, DEPARTMENT OF HEALTH AND HUMAN SERVICES > SUBCHAPTER H—HEALTH ASSESSMENTS AND HEALTH EFFECTS STUDIES OF HAZARDOUS SUBSTANCES RELEASES AND FACILITIES (parts 90 to 93) > PART 93—PUBLIC HEALTH SERVICE POLICIES ON RESEARCH MISCONDUCT > SUBPART B—Definitions (§93.200 to §93.227) > 93.206—Debarring official.