Any subpoena issued under paragraph (1)(C) shall, in the case of contumacy or refusal to obey, be enforceable by order of any appropriate United States district court.
Any oath, affirmation, or affidavit administered or taken under paragraph (1)(D) by or before an employee of the Privacy Office designated for that purpose by the senior official appointed under subsection (a) shall have the same force and effect as if administered or taken by or before an officer having a seal of office.
Before initiating any investigation described under subparagraph (A), the senior official shall refer the matter and all related complaints, allegations, and information to the Inspector General of the Department.
If the Inspector General notifies the senior official under subclause (I)(bb) that the Inspector General intended to initiate an audit or investigation, but does not initiate that audit or investigation within 90 days after providing that notification, the Inspector General shall further notify the senior official that an audit or investigation was not initiated. The further notification under this subclause shall be made not later than 3 days after the end of that 90-day period.
Any employee of the Office of Inspector General who audits or investigates any matter referred under clause (i) shall be required to receive adequate training on privacy laws, rules, and regulations, to be provided by an entity approved by the Inspector General in consultation with the senior official appointed under subsection (a).