Summary of Changes to the Coastal Barrier Resources System.
Effective Date Public Law Federal Register Notice Affected Unit(s) Map Date Additional Comments
3/12/2019 Pub. L. 116-9   P30/P30P 3/12/2019 Visit the Service's archive for this map revision.
12/21/2018 Pub. L. 115-358   59 CBRS units in Delaware, Florida, North Carolina, and South Carolina. Fifty-seven of these units were mapped through the Service’s Digital Mapping Pilot Project, and two of these units (Florida Units P31 and P31P) were mapped through a separate effort. See Pub. L. 115-358 for a full list of affected units. 12/21/2018 Visit the Service's archive for this map revision.
12/16/2016 Pub. L. 114-314   NJ-02/NJ-02P, NJ-03P, NJ-04, NJ-15P, NJ-16P 12/16/2016 Visit the Service's archive for this map revision.
12/14/2016   81 FR 90375 121 CBRS units in Louisiana, Puerto Rico, and the U.S. Virgin Islands. See Federal Register for full list of affected units. 11/15/2016 Visit the Service's archive for this map revision.
3/14/2016   81 FR 13407 247 CBRS units in Alabama, Florida, Georgia, Louisiana, Michigan, Minnesota, Mississippi, New York (Great Lakes region), Ohio, and Wisconsin. See Federal Register for full list of affected units. 1/11/2016 Visit the Service's archive for this map revision.
2/29/2016 Pub. L. 114-128   P15, P15P, P16, P16P, FL-63P 2/29/2016 Visit the Service's archive for this map revision.
5/4/2015   80 FR 25314 182 CBRS units in Maine, Maryland, New Jersey, New York, North Carolina, and Virginia. See Federal Register for full list of affected units. 8/1/2014 Visit the Service's archive for this map revision.
12/18/2014 Pub. L. 113-253   L07, L08, L09, RI-04P, RI-05P, RI-06, RI-07, FL-70, FL-70P, SC-01, SC-03 12/18/2014 Visit the Service's archive for this map revision.
4/17/2014   79 FR 21787 69 CBRS units in Delaware, North Carolina, South Carolina, Florida, and Texas. See Federal Register for full list of affected units. 12/6/2013 Visit the Service's archive for this map revision.
10/15/2008 Pub. L. 110-419 74 FR 15743 FL-64P 10/15/2008  
10/16/2006 Pub. L. 109-354 72 FR 54278 GA-06P 10/16/2006  
10/16/2006 Pub. L. 109-355 72 FR 54278 FL-95P, FL-96 10/16/2006  
5/25/2006 Pub. L. 109-226       The 2006 CBRRA directed the Service to finalize the pilot project and to prepare digital maps for the rest of the CBRS, including recommendations for expansion.
10/30/2004 Pub. L. 108-380 72 FR 54278 P25 10/30/2004  
10/18/2004 Pub. L. 108-339 72 FR 54278 NC-07P 10/18/2004  
12/1/2003 Pub. L. 108-138 72 FR 54278 T07, T07P 12/1/2003  
2/20/2003 Pub. L. 108-7 68 FR 38087 VA-59P, VA-60, VA-60P 2/20/2003  
11/13/2000 Pub. L. 106-514       The 2000 Coastal Barrier Reauthorization Act (CBRRA) mandated a digital mapping pilot project, covering no more than 75 units and no fewer than 50 units, to determine the feasibility and cost of creating digital maps for the entire CBRS.
10/27/2000 Pub. L. 106-360 66 FR 10734 P19, P19P 10/27/2000  
10/19/2000 Pub. L. 106-332 66 FR 10735 NC-01 10/19/2000  
12/9/1999 Pub. L. 106-167       Pub. L. 106-167 redesignated the Coastal Barrier Resources System as the John H. Chafee Coastal Barrier Resources System John H. Chafee Coastal Barrier Resources System
Learn more about the John H. Chafee Coastal Barrier Resources System, which was established under the Coastal Barrier Resources Act in 1982.

Learn more about John H. Chafee Coastal Barrier Resources System .
12/6/1999 Pub. L. 106-128 65 FR 17671 DE-03P 12/6/1999  
11/29/1999 Pub. L. 106-116 65 FR 17671 L03, NC-03P 10/18/1999  
10/21/1998 Pub. L. 105-277 64 FR 41940 P05, P05A, P10, P11, P11A, P18, P25, P32, P32P, FL-35, FL-35P, SC-03, M09 11/12/1996; 10/21/1998 Pub. L. 105-277 reinstated the 11/12/1996, maps revised by Pub. L. 104-333 that were previously invalidated by court order and revised four additional units.
3/5/1998     P05, P05A, P10, P11, P11A, P18, P25, P32, P32P   The 11/12/1996 maps revised by Pub. L. 104-333 were invalidated by court order from the U.S. Federal District Court of DC.
2/24/1997   62 FR 8258 ME-17, ME-18, MA-03, C01B, MA-20P, MA-24, C28, C31, D02B, NY-04P, NY-50, F10, NJ-09, MD-03, MD-37P, MD-38, VA-09, VA-23, VA-36, L07, L09, P16, P17, FL-89, FL-99, FL-101, Q01A, VI-07 7/12/1996 Changes made administratively under Section 3 of Pub. L. 101-591 went into effect. This section allows for modifications to the CBRS boundaries to reflect changes that have occurred as a result of natural forces.
11/12/1996 Pub. L. 104-333 62 FR 28891 P05, P05A, P10, P11, P11A, P18, P25, P32, P32P 11/12/1996 Changes made by Pub. L. 104-333 were later invalidated by the U.S. Federal District Court of DC.
10/9/1996 Pub. L. 104-265 62 FR 19125 SC-01 10/9/1996  
5/24/1996 Pub. L. 104-148 62 FR 19125 NY-59P 5/24/1996  
11/2/1994 Pub. L. 103-461 60 FR 10268 NY-75, VA-62P, FL-05P, P11A, FL-15, FL-36P, P17, P17A, P18P, P19P, FL-72P, P31P, FL-95P, AL-01P, MI-21 11/2/1994  
11/15/1993   58 FR 60288 114 CBRS units in Massachusetts, Rhode Island, Connecticut, New York, Delaware, North Carolina, South Carolina, Georgia, Florida, Louisiana, Puerto Rico, Virgin Islands, Ohio, and Michigan were modified. See Federal Register for full list of affected units. 10/15/1992 Changes made administratively under Section 4(e) of Pub. L. 101-591 went into effect. This section allowed for minor and technical boundary modifications subsequent to the passage of the CBIA. Several of the units were revised for reasons other than boundary modifications, such as changes in map symbols.
10/23/1992 Pub. L. 102-440 58 FR 60288 NC-01 (formerly NC-01P), NC-05P, VA-60, VA-60P 10/23/1992  
11/16/1990 Coastal Barrier Improvement Act (Pub. L. 101-591) 56 FR 26304 Most of the CBRS units created in 1982 were affected. New CBRS units and Otherwise Protected Areas (OPAs) were established along the Great Lakes, Atlantic, and Gulf coasts, as well as in the Florida Keys, Puerto Rico and the U.S. Virgin Islands. 10/24/1990 The Coastal Barrier Improvement Act (CBIA) reauthorized the CBRA and amended CBRA to modify existing units and expand the CBRS.
11/23/1988 Great Lakes Coastal Barrier Act (Pub. L. 100-707)       The Great Lakes Coastal Barrier Act added a provision to the CBRA for the identification and addition to the CBRS of undeveloped coastal barriers coastal barriers
Learn more about coastal barrier landforms.

Learn more about coastal barriers along the shores of the Great Lakes.
4/22/1983   48 FR 17406 A01A, A03C, C03A, C19A, C31, D02, D04, E02, F04,H00, L01, M09, P11, P18, P23, S01A, S02, S03, S05, S06, S07, S08, S09, S10, T02A, T03A, T11 4/18/1983 Changes made administratively under Section 4(c) of Pub. L. 97-348 went into effect. This section allowed for minor and technical boundary modifications subsequent to the passage of the CBRA. Several of the units were revised for reasons other than boundary modifications, such as changes to the map scale.
12/31/1982 Pub. L. 97-396   T02A and T03A (formerly T02 and T03, respectively) 12/8/1982  
10/18/1982 Coastal Barrier Resources Act (Pub. L. 97-348) 47 FR 52388 186 CBRS units in Maine, Massachusetts, Rhode Island, Connecticut, New York, Delaware, Virginia, North Carolina, South Carolina, Georgia, Florida, Alabama, Mississippi, Louisiana, and Texas were established. See Federal Register for full list of affected units. 9/30/1982 The Coastal Barrier Resources Act (CBRA) established the Coastal Barrier Resources System (CBRS) and prohibited new Federal expenditures and financial assistance (with limited exceptions as specified by the Act) within the units of the CBRS. The CBRA superseded the OBRA, resulting in CBRS units that were established by law rather than by an administrative action of the Secretary.
8/13/1981 Omnibus Budget and Reconciliation Act (Pub. L. 97-35 Sec. 341(d)) 46 FR 58346     The Omnibus Budget and Reconciliation Act (OBRA) prohibited new flood insurance coverage on or after October 1, 1983, for new construction or substantial improvements located on undeveloped coastal barriers which were to be designated by the Secretary of the Interior (Secretary).