Operating certificate is a category of license issued by a government agency allowing an individual or company to provide a controlled type of service. These certificates are generally issued for a limited time period. Certificates can have intrinsic value and in some cases can be sold (Northwest Airlines bought the operating certificate of defunct FLYi). It has been suggested that Licensing (strategic alliance) be merged into this article or section. ... An agency is a department of a local or national government responsible for the oversight and administration of a specific function, such as a customs agency or a space agency. ... Northwest Airlines (IATA: NW, ICAO: NWA, and Callsign: Northwest) is an airline headquartered in Eagan, Minnesota, with three major hubs in the United States: Detroit Metropolitan Wayne County Airport, Minneapolis-Saint Paul International Airport, and Memphis International Airport. ...
The term can be used to describe the document issued to operate any of the following:
Airline; in the United States, the authority to operate an airline
Airport; in the United States, the authority to operate an airport
Adult care facility; generally issued by a local authority
Transportation company; generally issued by a local authority
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