§ 502.5 Investigation authority of Secretary.

(a) General. The Secretary, either pursuant to a complaint or otherwise, shall, as may be appropriate, investigate and, in connection therewith, enter and inspect such places (including housing) and such vehicles, and such records (and make transcriptions thereof), question such persons and gather such information as deemed necessary by the Secretary to determine compliance with contractual obligations under sec. 218 of the INA or these regulations.