Yes. Colorado publishes Petition for Formal Probate of Will and Formal Appointment of Personal Representative (JDF 920) (JDF 920)C.R.S. §§ 15-12-301 to 15-12-311 (informal probate & appointment); §§ 15-12-401 to 15-12-414 (formal); § 15-12-701 et seq. (powers / Letters as proof of authority)Verified Aug 24, 2026View source, filed with the District Court of the county where the decedent livedC.R.S. §§ 15-12-301 to 15-12-311 (informal probate & appointment); §§ 15-12-401 to 15-12-414 (formal); § 15-12-701 et seq. (powers / Letters as proof of authority)Verified Aug 24, 2026View source. Colorado's e-filing is attorneys onlyC.R.S. §§ 15-12-301 to 15-12-311 (informal probate & appointment); §§ 15-12-401 to 15-12-414 (formal); § 15-12-701 et seq. (powers / Letters as proof of authority)Verified Aug 24, 2026View source, so a self-represented filer files on paper.

The creditor claim period of 4 monthsC.R.S. §§ 15-12-801, 15-12-803, 15-12-805, 15-12-806Verified Sep 15, 2026View source runs from the first publication of the creditor notice, which follows the executor's appointment. Every claim is barred 12 monthsC.R.S. §§ 15-12-801, 15-12-803, 15-12-805, 15-12-806Verified Sep 15, 2026View source after the date of death, whether or not notice was given.

Within 90 daysC.R.S. § 15-12-706Verified Sep 15, 2026View source of the personal representative's appointment.

The personal representative closes an informally administered estate by filing a verified Statement of Personal Representative Closing Administration (JDF 965) under C.R.S. § 15-12-1003, certifying the estate has been fully administered (all claims, expenses, and estate/inheritance/death taxes paid or otherwise disposed of, assets distributed to those entitled) and that a copy of the statement plus a full written account have been sent to all distributees and unpaid, unbarred creditors; no hearing or court order is requiredC.R.S. §§ 15-12-1001, 15-12-1002, 15-12-1003, 15-12-1004, 15-12-1005, 15-12-1006Verified Sep 15, 2026View source.

A person named as personal representative who will not serve renounces the appointment before anyone is appointed; the instrument is a written renunciation filed with the courtC.R.S. § 15-12-203(3)Verified Sep 22, 2026View source. A notary is not requiredC.R.S. § 15-12-203(3); JDF 912SC R9/18Verified Sep 22, 2026View source.