; and (2) in the public interest. (c) Commission action Not later than 18 months after the date of enactment of this Act, the Commission shall take action to implement subsection (b). 19. National plan for unlicensed spectrum (a) Definitions In this section: (1) Spectrum Relocation Fund The term Spectrum Relocation Fund means the Fund established under section 118 of the National Telecommunications and Information Administration Organization Act ( 47 U.S.C. 928 ). (2) Unlicensed operations The term unlicensed operations means the use of spectrum on a non-exclusive basis under— (A) part 15 of title 47, Code of Federal Regulations; or (B) licensing by rule under part 96 of title 47, Code of Federal Regulations. (b) National plan Not later than 1 year after the date of enactment of this Act, the Commission, in consultation with the NTIA, shall develop a national plan for making additional radio frequency bands available for unlicensed operations. (c) Requirements The plan developed under this section shall— (1) identify an approach that ensures that consumers have access to additional spectrum to conduct unlicensed operations in a range of radio frequencies to meet consumer demand; (2) recommend specific actions by the Commission and the NTIA to permit unlicensed operations in additional radio frequency ranges that the Commission finds— (A) are consistent with the statement of policy under section 18(a); (B) will— (i) expand opportunities for unlicensed operations in a spectrum band; or (ii) otherwise improve spectrum utilization and intensity of use of bands where unlicensed operations are already permitted; (C) will not cause harmful interference to Federal or non-Federal users of such bands; and (D) will not significantly impact homeland security or national security communications systems