; (B) the occurrence in paragraph (2) of the name of a Unit solely in the title of a map shall not be construed to be a reference to such Unit; and (C) the depiction of boundaries of any of Units P18P, FL–71P, and P24P in a map referred to in subparagraph (V), (X), or (AA) of paragraph (2) shall not be construed to affect the boundaries of such Unit. (4) Conforming amendment Section 4(a) of the Coastal Barrier Resources Act ( 16 U.S.C. 3503(a) ) is amended— (A) in the matter preceding paragraph (1), by inserting replaced, after may be ; and (B) in paragraph (3), by inserting replaces such a map or after that specifically . (b) Digital maps of John H. Chafee Coastal Barrier Resources System Units Section 4(b) of the Coastal Barrier Resources Act ( 16 U.S.C. 3503(b) ) is amended— (1) by inserting before the first sentence the following: (1) In general