monitoring program under paragraph (1) are adequate to determine whether sanitation and hygiene controls are effective. (4) Records (A) Availability to the Secretary A manufacturer of powdered infant formula shall make all records required under this subsection available promptly to the Secretary, upon request, for inspection and copying. (B) Maintenance Records of environmental monitoring conducted pursuant to this subsection shall be maintained for not less than 2 years or the shelf-life of the infant formula, whichever is longer. (C) Conditions of inspection Any records that the Secretary may inspect under this subsection shall, upon the request of the Secretary, be provided to the Secretary by the manufacturer of powdered infant formula, in advance of or in lieu of an inspection, within a reasonable timeframe, within reasonable limits, and in a reasonable manner, and in either electronic or physical form, at the expense of such manufacturer. The Secretary’s request shall include a sufficient description of the records requested. (D) Confirmation of receipt Upon receipt of records requested under subparagraph (C), the Secretary shall provide to the person confirmation of receipt. (5) Authority of the Secretary Nothing in this subsection supplants the authority of the Secretary to conduct inspections otherwise permitted under this Act in order to ensure compliance with this Act. (6) Delayed applicability The requirements of this subsection apply beginning on the date that is 180 days after the date of enactment of this subsection. (7) Rule of construction Nothing in this subsection shall be construed to exempt an infant formula manufacturer from the requirements of this Act, including the requirements of this section and section 418. .