CFR > Title 29 - Labor > SUBTITLE B—Regulations Relating to Labor > CHAPTER IV—OFFICE OF LABOR-MANAGEMENT STANDARDS, DEPARTMENT OF LABOR (parts 401 to 471) > SUBCHAPTER B—STANDARDS OF CONDUCT (parts 457 to 459) > PART 457—GENERAL > SUBPART B—Meaning of Terms as Used in This Chapter (§457.10 to §457.20) > 457.16—Chief, DOE.