Final answer:
To operate an aircraft in IMC, a flight plan must be filed and ATC clearance received prior to departure.
Step-by-step explanation:
Instrument Meteorological Conditions (IMC) demand stringent safety protocols for aircraft operations. Before flying in IMC, pilots are required to file a comprehensive flight plan detailing the intended route, altitude, and estimated time of departure and arrival. This plan provides crucial information to air traffic control (ATC) about the flight's intentions, allowing for efficient management of airspace and potential conflicts.
Furthermore, ATC clearance is essential before departure in IMC. Pilots must receive explicit authorization from ATC, specifying the route, altitude, and other flight parameters to ensure safe separation from other aircraft and to navigate through controlled airspace. These procedures are fundamental safety measures, ensuring that pilots have a pre-determined route and altitude to minimize risks associated with reduced visibility and adverse weather conditions.
In summary, flying in IMC necessitates filing a detailed flight plan and obtaining ATC clearance before departure to ensure safety and proper management of airspace.