CFR › Title 14 › Part 136Part 136 — Commercial Air Tours and National Parks Air Tour ManagementSubpart A — National Air Tour Safety Standards§ 136.1— Applicability and definitions.§ 136.3— Letters of Authorization.§ 136.5— Additional requirements for Hawaii.§ 136.7— Passenger briefings.§ 136.9— Life preservers for operations over water.§ 136.11— Rotorcraft floats for over water.§ 136.13— Performance plan.Subpart B — National Parks Air Tour Management§ 136.31— Applicability.§ 136.33— Definitions.§ 136.35— Prohibition of commercial air tour operations over the Rocky Mountain National Park.§ 136.37— Overflights of national parks and tribal lands.§ 136.39— Air tour management plans (ATMP).§ 136.41— Interim operating authority.Subpart D — Special Operating Rules for Air Tour Operators in the State of Hawaii§ 136.71— Applicability.§ 136.73— Definitions.§ 136.75— Equipment and requirements.