Colorado Revised Statutes Title 13. Courts and Court Procedure § 13-72-101. Grand jurors--term--additional juries

(1) Grand juries shall not be drawn, summoned, or required to attend the sitting of any court in any county in this state unless specially ordered by the court having jurisdiction to make such an order and except as provided in subsection (2) of this section. The length of term served by a grand jury shall be as provided in section 13-71-120.

(2) In counties with a population of one hundred thousand persons or more, according to the latest federal census, a grand jury shall be drawn and summoned by the court to attend the sitting of said court at the first term of such court in each year.

(3) In all other counties, the grand jury shall be called and shall sit at such times and for such periods as the court may order on its own motion or upon motion by the district attorney of the judicial district in which the county is located.

(4) Upon motion of the district attorney and for good cause shown, the court may cause to be drawn and summoned an additional grand jury.

(5) A grand jury shall be impaneled, sworn and charged in, and report to such court, as the judges of the judicial district among themselves agree or as they may by rule provide.