C.R.S. § 19-1.2-113: Right to intervene and appear.

(1) Notwithstanding this article 1.2 to the contrary, a tribe, or Indian custodian who is not otherwise a party to a child custody proceeding brought pursuant to this article 1.2, has the right to intervene at any point in a child custody proceeding and a tribe may be represented by an individual authorized by the tribe to act on its behalf, regardless of whether the individual is licensed to practice law.

(2) In accordance with the Colorado rules of civil procedure, an attorney who is not barred from practicing law in Colorado may appear on behalf of a tribe in any child custody proceeding involving an Indian child without associating with local counsel or without paying a fee to appear pro hac vice.

(3) Notwithstanding this article 1.2 to the contrary, pursuant to subsection (1) of this section, a tribe may notify the court, in writing or orally on the record, that the tribe withdraws as a party to the proceeding.