Colorado Rules of Civil Procedure
CHAPTER 1 SCOPE OF RULES, ONE FORM OF ACTION, COMMENCEMENT OF ACTION, SERVICE OF
PROCESS, PLEADINGS, MOTIONS AND ORDERS C.R.C.P. 4 (2009)
Rule 4. Process.
(a) To What Applicable. This Rule applies to all process except as otherwise provided by these rules.
(b) Issuance of Summons by Attorney or Clerk. The summons may be signed and issued by the clerk, under the seal of the court, or it may be signed and issued by the attorney for the plaintiff. Separate additional or amended summons may issue against any defendant at any time. All other process shall be issued by the clerk, except as otherwise provided in these rules.
(c) Contents of Summons. The summons shall contain the name of the court, the county in which the action is brought, the names or designation of the parties, shall be directed to the defendant, shall state the time within which the defendant is required to appear and defend against the claims of the complaint, and shall notify the defendant that in case of the defendant’s failure to do so, judgment by default may be rendered against the defendant. If the summons is served by publication, the summons shall briefly state the sum of money or other relief demanded. The summons shall contain the name, address, and registration number of the plaintiff’s attorney, if any, and if none, the address of the plaintiff. Except in case of service by publication under Rule 4(g) or when otherwise ordered by the court, the complaint shall be served with the summons. In any case, where by special order personal service of summons is allowed without the complaint, a copy of the order shall be served with the summons.
(d) By Whom Served. Process may be served within the United States or its Territories by any person whose age is eighteen years or older, not a party to the action. Process served in a foreign country shall be according to any internationally agreed means reasonably calculated to give notice, the law of the foreign country, or as directed by the foreign authority or the court if not otherwise prohibited by international agreement.