Who having met and communicated to each other their full powers, and finding these to be in proper form, have agreed upon the following Convention in eight Articles:
Article I.—The boundary of Sikkim and Tibet shall be the crest of the mountain range separating the waters flowing into the Sikkim Teesta and its affluents from the waters flowing into the Tibetan Mochu and northwards into other rivers of Tibet. The line commences at Mount Gipmochi on the Bhutan frontier and follows the above-mentioned waterparting to the point where it meets Nepal territory.
II.—It is admitted that the British Government, whose protectorate over the Sikkim State is hereby recognized, has direct and exclusive control over the internal administration and foreign relations of that State, and except through and with the permission of the British Government, neither the Ruler of the State nor any of its officers shall have official relations of any kind, formal or informal, with any other country.
III.—The Government of Great Britain and Ireland and the Government of China engage reciprocally to respect the boundary as defined in Article I., and to prevent acts of aggression from their respective sides of the frontier.
IV.—The question of providing increased facilities for trade across the Sikkim-Tibet frontier will hereafter be discussed with a view to a mutually satisfactory arrangement by the High Contracting Powers.
V.—The question of pasturage on the Sikkim side of the frontier is reserved for further examination and future adjustment.
VI.—The High Contracting Powers reserve for discussion and arrangement the method in which official communications between the British authorities in India and the authorities in Tibet shall be conducted.
VII.—Two Joint-Commissioners shall, within six months from the ratification of this Convention, be appointed, one by the British Government in India, the Excellency Tong Shao-yi, His said Majesty’s High Commissioner and Plenipotentiary, and a Vice-President of the Board of Foreign Affairs;
Who, having communicated to each other their respective full powers, and finding them to be in good and due form, have agreed upon and concluded the following Convention in six Articles:
Article I.—The Convention concluded on the 7th September, 1904, by Great Britain and Tibet, the texts of which in English and Chinese are attached to the present Convention as an annex, is hereby confirmed, subject to the modification stated in the Declaration appended thereto, and both of the High Contracting Parties engage to take at all times such steps as may be necessary to secure the due fulfilment of the terms specified therein.