; or (2) a medical professional responsible for the care of the pregnant woman determines that the use of therapeutic restraints is appropriate for the medical safety of the woman. (c) If a pregnant woman is restrained pursuant to subsection (b), only the safest and least restrictive restraints, as determined by the appropriate medical professional treating the woman, may be used. In no case may restraints be used on a woman who is in active labor or delivery, and in no case may a pregnant woman be restrained in a face-down position with four-point restraints, on her back, or in a restraint belt that constricts the area of the pregnancy. A pregnant woman who is immobilized by restraints shall be positioned, to the maximum extent feasible, on her left side. 534. None of the funds made available by this Act may be used to destroy any document, recording, or other record pertaining to any potential sexual assault or abuse perpetrated against any individual held in the custody of the Department of Homeland Security. 535. Within 60 days of any budget submission for the Department of Homeland Security for fiscal year 2021 that assumes revenues or proposes a reduction from the previous year based on user fees proposals that have not been enacted into law prior to the submission of the budget, the Secretary of Homeland Security shall provide the Committees on Appropriations of the Senate and the House of Representatives specific reductions in proposed discretionary budget authority commensurate with the revenues assumed in such proposals in the event that they are not enacted prior to October 1, 2020. (rescission) 536. Of the funds appropriated to the Department of Homeland Security, the following funds are hereby rescinded from the following accounts and programs in the specified amounts: Provided , That no amounts may be rescinded from amounts that were designated by the Congress as an emergency requirement pursuant to a concurrent resolution on the budget or the Balanced Budget and Emergency Deficit Control Act of