Article 48 United Nations Charter

Article 48 of the United Nations Charter is under Chapter VII: Action with Respect to Threats to the Peace, Breaches of the Peace, and Acts of Aggression

Article 48

1. The action required to carry out the decisions of the Security Council for the maintenance of international peace and security shall be taken by all the Members of the United Nations or by some of them, as the Security Council may determine.
2. Such decisions shall be carried out by the Members of the United Nations directly and through their action in the appropriate international agencies of which they are members.

See also: Article 47 United Nations Charter