CFR › Title 49 › Part 1562Part 1562 — Operations in the Washington, DC, Metropolitan AreaSubpart A — Maryland Three Airports: Enhanced Security Procedures for Operations at Certain Airports in the Washington, DC, Metropolitan Area Flight Restricted Zone§ 1562.1— Scope and definitions.§ 1562.3— Operating requirements.Subpart B — Ronald Reagan Washington National Airport: Enhanced Security Procedures for Certain Operations§ 1562.21— Scope, general requirements, and definitions.§ 1562.23— Aircraft operator and passenger requirements.§ 1562.25— Fixed base operator requirements.§ 1562.27— Costs.§ 1562.29— Armed security officer requirements.