; and (2) by striking promulgate regulations and inserting revise or promulgate regulations and guidance, as necessary, . (b) Technical correction Section 3(2) of the Coastal Barrier Resources Act ( 16 U.S.C. 3502(2) ) is amended by striking Committee on Resources and inserting Committee on Natural Resources . 109. Authorization of appropriations Section 10 of the Coastal Barrier Resources Act ( 16 U.S.C. 3510 ) is amended by striking $2,000,000 and all that follows through the period at the end of the sentence and inserting $3,000,000 for each of fiscal years 2024 through 2028. . II Changes to John H. Chafee Coastal Barrier Resources System maps 201. Changes to John H. Chafee Coastal Barrier Resources System maps (a) In general (1) Replacement maps 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 the John H. Chafee Coastal Barrier Resources System established by that section referred to in subsection (b) is replaced in such set with the map described in that subsection with respect to that unit and any other new or reclassified units depicted on that map panel. (2) New maps The set of maps referred to in section 4(a) of the Coastal Barrier Resources Act ( 16 U.S.C. 3503(a) ) is amended to include the new maps described in subsection (c). (b) Replacement maps described The replacement maps referred to in subsection (a)(1) are the following: (1) The map entitled Salisbury Beach Unit MA–01P Plum Island Unit MA–02P (1 of 2) and dated December 18, 2020. (2) The map entitled Clark Pond Unit C00 Plum Island Unit MA–02P (2 of 2) Castle Neck Unit MA–03 Wingaersheek Unit C01 (1 of 2) and dated December 18, 2020. (3) The map entitled Wingaersheek Unit C01 (2 of 2) Good Harbor Beach/Milk Island Unit C01A Cape Hedge Beach Unit MA–48 Brace Cove Unit C01B and dated December 18, 2020. (4) The map entitled West Beach Unit MA–04 Phillips Beach Unit MA–06 and dated December 18, 2020. (5) The map entitled Snake Island Unit MA–08P,