to ensure safe and healthy indoor environments for Federal employees. (b) Priorities Any projects carried out by the Administrator to carry out this section shall prioritize indoor air and water environmental quality in facilities and energy-saving building technologies and products. 200008. Non-Federal tenants in GSA facilities (a) Prohibition on referral to debt collection agencies Administrator of the General Services Administration may not refer any non-Federal tenants of facilities owned by the Administration to a debt collection agency during the national emergency declared by the President under the National Emergencies Act ( 50 U.S.C. 1601 et seq.) relating to COVID–19. (b) Report on rent deferral requests Not later than 30 days after the date of enactment of this Act, the Administrator of the General Services Administration shall submit to Congress a report containing all requests for rent deferrals related to COVID–19 from non-Federal tenants of facilities owned by the Administration. 200009. Transit COVID–19 requirements (a) In general For the duration of the national emergency declared by the President under the National Emergencies Act ( 50 U.S.C. 1601 et seq.) related to the pandemic of SARS–CoV–2 or coronavirus disease 2019 (COVID–19), recipients of funds under section 5307 of title 49, United States Code, that serve an urbanized area with a population of at least 500,000 individuals and that provided a minimum of 20,000,000 unlinked passenger trips in the most recent year for which data is available shall— (1) require each passenger to wear a mask or protective face covering while on board a public transportation vehicle