Colorado Revised Statutes Title 14. Domestic Matters § 14-10-105. Application of Colorado rules of civil procedure

(1) The Colorado rules of civil procedure apply to all proceedings under this article, except as otherwise specifically provided in this article.

(2) A proceeding for dissolution of marriage, legal separation, or declaration of invalidity of marriage shall be entitled “In re the Marriage of ․․․․․․․․․․ and ․․․․․․․․․․”. A proceeding for the allocation of parental responsibilities or a support proceeding shall be entitled “In re the (Parental responsibilities concerning) (Support of) ․․․․․․․․․․”.

(2.5) A proceeding for dissolution of a civil union, legal separation, or declaration of invalidity of a civil union shall be entitled “In re the Civil Union of ․․․․․․․․ and ․․․․․․․․”.

(3) The initial pleading in all proceedings under this article shall be denominated a petition. A responsive pleading shall be denominated a response. Other pleadings and all pleadings in other matters under this article shall be denominated as provided in the Colorado rules of civil procedure.