National Carrier

A flag carrier owned or controlled by the state.

No Objection Certificate

Document provided by scheduled or national airlines of many countries declaring no objection to a proposed charter flight operated by another airline.  Often demanded by government authorities before they grant permission for a charter flight to take place.

No Objection Fee

Sum of money paid by a charter airline normally to a scheduled airline in order that it waives its right of objection to its government, thus allowing a charter to take place.  Tantamount to a bribe.  The amount is usually a fixed percentage of the gross cost of a charter.  Common practice in the Middle East and Africa.