1. Short title This Act may be cited as the Strengthening Coastal Communities Act of 2018 . 2. Replacement of John H. Chafee Coastal Barrier Resources System maps (a) In general Subject to subsection (c), each map included in the set of maps referred to in section 4(a) of the Coastal Barrier Resources Act ( 16 U.S.C. 3503(a) ) that relates to a unit of such System referred to in subsection (b) of this section is replaced in such set with the map described in subsection (b) with respect to that unit. (b) Replacement maps described The replacement maps referred to in subsection (a) are the following: (1) The map entitled Delaware Seashore Unit DE–07/DE–07P North Bethany Beach Unit H01 and dated March 18, 2016, with respect to Unit DE–07, Unit DE–07P, and Unit H01. (2) The map entitled Pine Island Bay Unit NC–01/NC–01P and dated March 18, 2016, with respect to Unit NC–01 and Unit NC–01P. (3) The map entitled Roosevelt Natural Area Unit NC–05P and dated March 18, 2016, with respect to Unit NC–05P. (4) The map entitled Hammocks Beach Unit NC–06/NC–06P (2 of 2) Onslow Beach Complex L05 (1 of 2) and dated March 18, 2016, with respect to Unit L05. (5) The map entitled Onslow Beach Complex L05 (2 of 2) Topsail Unit L06 (1 of 2) and dated March 18, 2016, with respect to Unit L05 and Unit L06. (6) The map entitled Topsail Unit L06 (2 of 2) and dated March 18, 2016, with respect to Unit L06. (7) The map entitled Litchfield Beach Unit M02 Pawleys Inlet Unit M03 and dated March 18, 2016, with respect to Unit M02 and Unit M03. (8) The map entitled Fort Clinch Unit FL–01/FL–01P and dated March 18, 2016, with respect to Unit FL–01 and Unit FL–01P. (9) The map entitled Usina Beach Unit P04A Conch Island Unit P05/P05P and dated March 18, 2016, with respect to Unit P04A, Unit P05, and Unit P05P. (10) The map entitled Ponce Inlet Unit P08/P08P and dated March 18, 2016, with respect to Unit P08 and Unit P08P. (11) The map entitled Spessard Holland Park Unit FL–13P Coconut Point Unit P09A/P09AP and dated March 18, 2016, with respect