7 GCA § 7107: Incidental Powers and Duties of Courts.

Each of the courts of Guam shall have power:

(a) To preserve and enforce order in its immediate presence;

(b) To enforce order in the proceedings before it, or before all persons empowered to conduct a judicial investigation under its authority;

(c) To provide for the orderly conduct of proceedings before it or its officers;

(d) To compel obedience to its judgments, orders and process, and to the orders of a Judge out of court in an action or proceeding pending therein;

(e) To control in furtherance of justice, the conduct of its ministerial officers and of all other persons in any manner connected with a judicial proceeding before it in every matter appertaining thereto;

(f) To compel the attendance of persons to testify in an action or proceeding pending therein in the cases and manner provided in this Title and in Titles 8 [Criminal Procedure] and 19 of this Code (Family Court Law);

(g) To administer oaths in actions or proceedings pending therein, and in all other cases where it may be necessary in the exercise of its powers and duties; and

(h) To amend and control its process and orders so as to make them conformable to law and justice.