; 1715z–1); (B) section 101 of the Housing and Urban Development Act of 1965 ( 12 U.S.C. 1701s ); (C) section 8 of the United States Housing Act of 1937 ( 42 U.S.C. 1437f ); or (D) sections 502(a), 504, 514, 515, 516, or 533 of the Housing Act of 1949 ( 42 U.S.C. 1472(a) , 1474, 1484, 1485, 1486, 1490m). (4) Lead-based paint The term lead-based paint means paint or other surface coatings that contain lead in excess of limits established under section 302(c) of the Lead-Based Paint Poisoning Prevention Act ( 42 U.S.C. 4822(c) ). (5) Lead-based paint hazard The term lead-based paint hazard means any condition that causes exposure to lead from lead-contaminated dust, lead-contaminated soil, lead-contaminated paint that is deteriorated or present in accessible surfaces, friction surfaces, or impact surfaces that would result in adverse human health effects as established by the appropriate Federal agency. (6) Lead-contaminated dust The term lead-contaminated dust means surface dust in residential dwellings that contains an area or mass concentration of lead in excess of levels determined by the appropriate Federal agency to pose a threat of adverse health effects in pregnant women or young children. (7) Lead dust wipe testing The term lead dust wipe testing means the process of verifying that the concentrations of lead dust present on household interior surfaces are lower than allowable standards. (8) Lead service line The term lead service line means a pipe that connects the water main to the building inlet and contains lead. (9) Loan guarantee The term loan guarantee means a formal agreement that 1 party will assume the debt obligation of a borrower if they are no longer able to pay the principal or interest of a loan. (10) Remediation The term remediation means an action taken to eliminate lead hazards in a nonpermanent way. (11) Residential dwelling The term residential dwelling means— (A) a single-family dwelling, including attached structures such as porches and stoops