; and (B) the Attorney General— (i) shall represent the Administrator or the Write Your Own company, as applicable, in the action; and (ii) may not seek to have the court dismiss an action with potential meritorious claims based on good faith errors or omissions by the claimant in the claimant's proof of loss. . 410. Study on participation rates (a) Definitions In this section— (1) the term 500-year floodplain has the meaning given the term in section 100202(a) of the Biggert-Waters Flood Insurance Reform Act of 2012 ( 40 U.S.C. 4004(a) ); (2) the terms Federal agency lender , improved real estate , and regulated lending institution have the meanings given those terms in section 3(a) of the Flood Disaster Protection Act of 1973 ( 42 U.S.C. 4003(a) ); and (3) the term property with a federally backed mortgage means improved real estate or a mobile home securing a loan that was— (A) made by a regulated lending institution or Federal agency lender; or (B) purchased by the Federal National Mortgage Association or the Federal Home Loan Mortgage Corporation. (b) Study Not later than 1 year after the date of enactment of this Act, the Administrator shall study and submit to Congress a report that describes— (1) the percentage of properties with federally backed mortgages located in an area having special flood hazards that are covered by flood insurance that satisfies the requirement under section 102(b) of the Flood Disaster Protection Act of 1973 ( 42 U.S.C. 4012a(b) )