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1962 Concorde Treaty

29 NOVEMBER 1962

The Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the French Republic.

Having decided to develop and produce jointly a civil supersonic transport aircraft; have agreed as follows:

Article 1


(1) The principle of this collaboration shall be equal sharing between the two countries, on the basis of equal responsibility for the project as a whole, of the work, of the expenditure income by the two Governments, and of the proceeds of sales.


(2) This principle, which shall be observed as strictly possible, shall apply, as regards both development and production (including spares), to the project considered as a whole (airframe, engine, system and equipment).


(3) The sharing shall be based upon the expenditure corresponding to the work carried out in each country, excluding taxes to be specified by agreement between the two Governments. Such expenditure shall be calculated from the data of the present agreements.


Article 2


The two Goverments having taken note of the agreement dated 25 october l 962 between Sud Aviation and the British Aircraft Corporation (BAC) and of the agrcement dated 28 November 1961, between Bristol Siddeley and the Societe Nationale d’Etude et de Construction de Moteurs d’Aviation (SNECMA) have approved them with provisions, which are the subject of agreement between Governments.


Article 3


(1) The technical proposals, which shall form the basis for the joint undertaking by Sud Aviation and BAC, comprise a medium range and a long range version of the aircraft.


(2) The Bristol Siddeley – SNECMA BS/593/ turbojet engine shall he developed jointly for the


Article 4


In order to carry out the project, integrated organisations of the airframe and engine firms shall be set up.


Article 5


A Standing Committee of officials from the two countries shall supervise the progress of the work, report to the Governments and propose the necessary measures to ensure the carrying out of the programme.


Article 6


Every effort shall he made to ensure that the programme is carried out, both for the airframe and for the engine, with equal attention to the medium range and the long-range versions. It shall be for the two integrated organisations of the British and French firms to make detailed proposals for the carrying out of the programme.


Article 7


The present Agreement shall enter into force on the date of its signature. ln wituess whereof by their respective Governments, having signed the present Agreement. Done in duplicate at London, this 29th day of November 1962 in the English and French languages, both texts being equally authoritative.


For the Government of the United Kingdom of Great Britain and Northern Ireland:



For the Government of the French Republic:


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