The CBRA enacted a set of maps depicting the John H. Chafee Coastal Barrier Resources System ( CBRS ) in which federal flood insurance is unavailable for new or significantly improved structures .
In 1982 , the Act was amended by the Coastal Barrier Resources Act ( CBRA ) .
The CBRA enacted a set of maps depicting the CBRA             ( CBRS ) in which federal flood insurance is unavailable for new or significantly improved structures .
In 1982 , the Act was amended by the Coastal Barrier Resources Act ( CBRA ) .