Article 44 United Nations Charter

Article 44 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 44

When the Security Council has decided to use force it shall, before calling upon a Member not represented on it to provide armed forces in fulfilment of the obligations assumed under Article 43, invite that Member, if the Member so desires, to participate in the decisions of the Security Council concerning the employment of contingents of that Member’s armed forces.

See also: Article 43 United Nations Charter