Which type of airspace requires prior authorization for drone operations?

Controlled airspace, specifically Class B, C, D, and certain sections of Class E, requires prior authorization for drone operations due to the presence of manned aircraft and other air traffic. Each class of controlled airspace has specific rules and regulations designed to ensure the safety of all aircraft operating within that space. For instance, Class B airspace surrounds busy airports and has the highest level of air traffic, necessitating strict control measures to avoid potential collisions. Similarly, Class C and D airspaces are associated with airports of varying sizes and also require drones to obtain permission before entering, as this helps manage the interactions between drones and manned aircraft.

In contrast, uncontrolled airspace (like Class G) does not have these stringent requirements and allows for more flexibility in drone operations without prior authorization. Private airspace typically pertains to property rights rather than aviation regulations and therefore is not classified under airspace type but rather indicates spaces where property owners may restrict access for others. This distinction highlights the necessity of understanding airspace classifications when planning drone flights to maintain safety and compliance with aviation regulations.