; and (3) in section 1370 ( 42 U.S.C. 4121 )— (A) in paragraph (8), by inserting residential before improved real estate ; (B) by redesignating paragraphs (14) and (15) as paragraphs (15) and (16), respectively; and (C) by inserting after paragraph (13) the following new paragraph: (14) the term residential improved real estate means improved real estate that— (A) is primarily used for residential purposes, as defined by the Federal entities for lending regulation; and (B) secures financing or financial assistance provided through a federally related single family loan program, as defined by the Federal entities for lending regulation; . (c) Rule of construction This section and the amendments made by this section may not be construed to prohibit the Administrator of the Federal Emergency Management Agency from offering flood insurance coverage under the National Flood Insurance Program for eligible non-residential properties, other residential multifamily properties, or structures financed with commercial loans, or to prohibit the purchase of such coverage for such eligible properties.