In order to meet emergency needs of the court, the state court administrator or a jury commissioner, by any means of notice including notice by telephone, may summon additional trial or grand jurors to appear for juror service at a time certain and shall inform the juror at which courthouse to appear.
C.R.S. § 13-71-112
This section is similar to former § 13-71-110 (4) as it existed prior to 1989.