Colo. R. Crim. P. 32.1

As amended through Rule Change 2024(7), effective April 4, 2024
Rule 32.1 - Death Penalty Sentencing Hearing
(a) Purpose and Scope. The purpose of this rule is to establish a uniform, expeditious procedure for conducting death penalty sentencing hearings in accordance with section 18-1.3-1201 , 6 C.R.S.
(b) Statement of Intention to Seek Death Penalty. In any class 1 felony case in which the prosecution intends to seek the death penalty, the prosecuting attorney shall file a written statement of that intention with the trial court no later than 63 days (9 weeks) after arraignment and shall serve a copy of the statement on the defendant's attorney of record or the defendant if appearing pro se.
(c) Date of Sentencing Hearing. After a verdict of guilt to a class 1 felony, the trial judge shall set a date for the sentencing hearing. The sentencing hearing shall be held as soon as practicable following the trial.
(d) Discovery Procedures for Sentencing Hearing. The following discovery provisions shall apply to the death penalty sentencing hearing:
(1) Aggravating Factors. Not later than 21 days after the filing of the written statement of intention required in subsection (b) of this rule, the prosecuting attorney shall provide to the defendant, and file with the court a list of the aggravating factors enumerated at section 18-1.3-1201(5), 6 C.R.S., and that the prosecuting attorney intends to prove at the hearing.
(2) Prosecution Witnesses. Not later than 21 days after the filing of the written statement of intention required in subsection (b) of this rule, the prosecuting attorney shall provide to the defendant a list of the witnesses whom the prosecuting attorney may call at the sentencing hearing and shall promptly furnish the defendant with written notification of any such witnesses who subsequently become known or the materiality of whose testimony subsequently becomes known. Along with the name of the witness, the prosecuting attorney shall furnish the witness' address and date of birth, the subject matter of the witness' testimony, and any written or recorded statement of that witness, including notes.
(3) Prosecution Books, Papers, Documents. Not later than 21 days after the filing of the written statement of intention required in subsection (b) of this rule, the prosecuting attorney shall provide to the defendant a list of the books, papers, documents, photographs, or tangible objects, and access thereto, that the prosecuting attorney may introduce at the sentencing hearing and shall promptly furnish the defendant written notification of additional such items as they become known.
(4) Prosecution Experts. As soon as practicable but not later than 63 days (9 weeks) before trial, the prosecuting attorney shall provide to the defendant any reports, recorded statements, and notes, including results of physical or mental examinations and scientific tests, experiments, or comparisons, of any experts whom the prosecuting attorney intends to call as a witness at the sentencing hearing and shall promptly furnish the defendant additional such items as they become available.
(5) Material Favorable to the Accused. Not later than 21 days after the filing of the written statement of intention required in subsection (b) of this rule, the prosecuting attorney shall make available to the defendant any material or information within the prosecuting attorney's possession or control that would tend to mitigate or negate the finding of any of the aggravating factors the prosecuting attorney intends to prove at the sentencing hearing, and the prosecuting attorney shall promptly make available to the defendant any such material or information that subsequently comes into the prosecuting attorney's possession or control.
(6) Prosecution's Rebuttal Witnesses. Upon receipt of the information required by subsection (7), the prosecuting attorney shall notify the defendant as soon as practicable but not later than 14 days before trial of any additional witnesses whom the prosecuting attorney intends to call in response to the defendant's disclosures.
(7) Defendant's Disclosure.
(A) Subject to constitutional limitations, the defendant shall provide the prosecuting attorney with the following information and materials not later than 35 days before trial:
(I) A list of witnesses whom the defendant may call at the sentencing hearing. Along with the name of the witness, the defendant shall furnish the witness's address and date of birth, the subject matter of the witness's testimony, and any written or recorded statement of that witness, including notes, that comprise substantial recitations of witness statements and relate to the subject matter of the testimony;
(II) A list of the books, papers, documents, photographs, or tangible objects, and access thereto, that the defendant may introduce at the sentencing hearing;
(III) Any reports, recorded statements, and notes of any expert whom the defendant may call as a witness during the sentencing hearing, including results of physical or mental examinations and scientific tests, experiments, or comparisons.
(B) Any material subject to this subsection (7) that the defendant believes contains self-incriminating information that is privileged from disclosure to the prosecution prior to the sentencing hearing shall be submitted by the defendant to the trial judge under seal no later than 49 days before trial. The trial judge shall review any material submitted under seal pursuant to this paragraph (B) to determine whether it is in fact privileged.
(I) Any material submitted under seal pursuant to this paragraph (c) that the judge finds to be privileged from disclosure to the prosecution prior to the sentencing hearing shall be provided forthwith to the prosecution if the defendant is convicted of a class 1 felony.
(II) If the trial judge finds any of the material submitted under seal pursuant to this paragraph (B) to be not privileged from disclosure to the prosecution prior to the sentencing hearing, the trial judge shall notify the defense of its findings and allow the defense 7 days after such notification in which to seek a modification, review or stay of the court's order requiring disclosure.
(III) The trial judge may excise information it finds privileged from information it finds not privileged in order to disclose as provided in (II) above.
(8) Regulation of Discovery and Sanctions. No party shall be permitted to rely at the sentencing hearing upon any witness, material, or information that is subject to disclosure pursuant to this rule until it has been disclosed to the opposing party. The trial court, upon a showing of good cause, may grant an extension of time to comply with the requirements of this rule. If it is brought to the attention of the court that a party has failed to comply with this rule or with an order issued pursuant to this rule, the court may enter an order against such party that the court deems just under the circumstances, and which is consistent with constitutional limitations, including but not limited to an order to permit the discovery or inspection of materials not previously disclosed, to grant a continuance, to prohibit the offending party from introducing the information and materials, or impose sanctions against the offending party.

Colo. R. Crim. P. 32.1

Source: Entire rule adopted and effective 9/1/1995; f to h amended and effective 1/14/1999; f6III corrected, effective 3/2/1999; IPf6 corrected, effective 3/31/1999; entire rule amended and adopted March 11, 2004, effective 7/1/2004; b, d1 to d6, IPd7A, and d7B, amended and adopted December 14, 2011, effective 7/1/2012.