Article 3 Vienna Convention on Diplomatic Relations

1.The functions of a diplomatic mission consist, inter alia, in:

(a) Representing the sending State in the receiving State;

(b) Protecting in the receiving State the interests of the sending State and of its nationals, within the limits permitted by international law;

(c) Negotiating with the Government of the receiving State;

(d) Ascertaining by all lawful means conditions and developments in the receiving State, and reporting thereon to the Government of the sending State;

(e) Promoting friendly relations between the sending State and the receiving State, and developing their economic, cultural and scientific relations.

2.Nothing in the present Convention shall be construed as preventing the performance of consular functions by a diplomatic mission.

See also: Article 2 Vienna Convention on Diplomatic Relations