CFR > Title 29 - Labor > SUBTITLE B—Regulations Relating to Labor > CHAPTER V—WAGE AND HOUR DIVISION, DEPARTMENT OF LABOR (parts 500 to 871) > SUBCHAPTER A—REGULATIONS (parts 500 to 697) > PART 580—CIVIL MONEY PENALTIES—PROCEDURES FOR ASSESSING AND CONTESTING PENALTIES > 580.9—Commencement of proceeding.