; and (3) in section 1370 ( 42 U.S.C. 4121 )— (A) in paragraph (8), by inserting residential before improved real estate ; and (B) in paragraph (10)— (i) by inserting residential after the opening quotation marks; and (ii) by inserting residential before building . (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 or to prohibit the purchase of such coverage for such eligible properties. 3. Risk transfer requirement Subsection (e) of section 1345 of the National Flood Insurance Act of 1968 ( 42 U.S.C. 4081(e) ) is amended— (1) by striking (e) Risk transfer ,—The Administrator and inserting the following: (e) Risk transfer (1) Authority The Administrator ; and (2) by adding at the end the following new paragraph: (2) Required risk transfer coverage (A) Requirement Not later than the expiration of the 18-month period beginning upon the date of the enactment of this paragraph and at all times thereafter, the Administrator shall annually cede a portion of the risk of the flood insurance program under this title to the private reinsurance or capital markets, or any combination thereof, and at rates and terms that the Administrator determines to be reasonable and appropriate, in an amount that— (i) is sufficient to maintain the ability of the program to pay claims