authority of the Comptroller General. FUNDING PROHIBITION ON WATER QUALITY CERTIFICATIONS 440. None of the funds made available by this Act may be used to finalize, implement, or enforce the proposed rule entitled “Updating Regulations on Water Quality Certification”, published by the Administrator of the Environmental Protection Agency on August 22, 2019 (84 Fed. Reg. 44080). Funding Prohibition for Confederate Flags 441. None of the funds made available to the National Park Service by this Act may be used for the purchase or display of a Confederate flag with the exception of specific circumstances where the flags provide historical context as described in the National Park Service memorandum entitled ‘‘Immediate Action Required, No Reply Needed: Confederate Flags’’ and dated June 24, 2015. Removal of Confederate Commemorative Works 442. Notwithstanding any other provision of law or policy to the contrary, within 180 days of enactment of this Act, the National Park Service shall remove from display all physical Confederate commemorative works, such as statues, monuments, sculptures, memorials, and plaques, as defined by NPS, Management Policies 2006, §9.6.1. Inventory of Assets with Confederate Names 443. Within 90 days of enactment of this Act, the Secretary of the Interior shall submit to the Committee on Appropriations an inventory of all assets under the jurisdiction of the Department of Interior with Confederate names. Forest Service Use of Funds 444. Notwithstanding section 200306(a)(2)(B)(iii) of title 54, United States Code, amounts made available under the heading “Department of Agriculture--Forest Service--Land Acquisition” in this and any prior Act may be used for the acquisition of acreage in any location for the National Forest System." Resource Study of Springfield Race Riot 445. (a) DEFINITIONS.—In this section: (1) SECRETARY.—The term ‘‘Secretary’’ means the Secretary of the Interior. (2) STUDY AREA.—The term ‘‘‘Study Area’’ means the archeological site near Madison Street and the 10th Street