29 CFR 801.7 - Authority of the Secretary.
(1) Issue such rules and regulations as may be necessary or appropriate to carry out the Act;
(2) Cooperate with regional, State, local, and other agencies, and cooperate with and furnish technical assistance to employers, labor organizations, and employment agencies to aid in effectuating the purposes of the Act; and
(3) Make investigations and inspections as necessary or appropriate, through complaint or otherwise, including inspection of such records (and copying or transcription thereof), questioning of such persons, and gathering such information as deemed necessary to determine compliance with the Act or these regulations; and
(4) Require the keeping of records necessary or appropriate for the administration of the Act.
(b) Section 5 of the Act also grants the Secretary authority to issue subpoenas requiring the attendance and testimony of witnesses or the production of any evidence in connection with any investigation or hearing under the Act. The Secretary may administer oaths, examine witnesses, and receive evidence. For the purpose of any investigation or hearing provided for in the Act, the authority contained in sections 9 and 10 of the Federal Trade Commission Act (15 U.S.C. 49, 50), relating to the attendance of witnesses and the production of books, papers, and documents, shall be available to the Secretary.
(d) Any person may report a violation of the Act or these regulations to the Secretary by advising any local office of the Wage and Hour Division, Employment Standards Administration, U.S. Department of Labor, or any authorized representative of the Administrator. The office or person receiving such a report shall refer it to the appropriate office of the Wage and Hour Division, Employment Standards Administration, for the region or area in which the reported violation is alleged to have occurred.
(e) The Secretary shall conduct investigations in a manner which, to the extent practicable, protects the confidentiality of any complainant or other party who provides information to the Secretary in good faith.
(f) It is a violation of these regulations for any person to resist, oppose, impede, intimidate, or interfere with any official of the Department of Labor assigned to perform an investigation, inspection, or law enforcement function pursuant to the Act during the performance of such duties.