Home › CFR › Title 47 › Part 50047 CFR Part 500 — Review and Approval of Fees Proposed by the First Responder Network Authority (FirstNet)§ 500.1— Purpose and scope.§ 500.2— General definitions.§ 500.3— NTIA duty to review FirstNet proposed fees.§ 500.4— Scope of NTIA review of FirstNet proposed fees.§ 500.5— Methodology of NTIA fee review and approval process.