---
type: "Bill"
title: "Colorado Redistricting Commissions"
description: "Section 1 of the act repeals the existing statutory criteria for congressional districts."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2020A"
identifier: "SB 20-186"
citation: "Colorado SB 20-186 (2020A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Alec Garnett", "Chris Holbert", "Patrick Neville", "Stephen Fenberg"]
version_count: 9
action_count: 15
vote_count: 2
first_action: "2020-02-27T07:00:00+00:00"
last_action: "2020-07-11T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/dbae0181-57e9-41c9-9f0d-bdbcfbf6a3cd"
source_url: "http://leg.colorado.gov/bills/sb20-186"
source_hash: "d4b21fcfd6bf9905736390d38decca5400bf6b33bd00d0d4289cece3e1d248e4"
vintage: "2026-07-01"
source_snapshot: "https://data.openstates.org/daily/2026-07-01/public.pgdump"
retrieved_at: "2026-07-06"
confidence: "reported"
tags: ["legislation", "bill", "us-co"]
---

# Colorado SB 20-186 (2020A) — Colorado Redistricting Commissions

Section 1 of the act repeals the existing statutory criteria for congressional districts.

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Committee Amendment** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2020a_sb186_h_app_001.pdf)
2. **Engrossed (06/04/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_186_eng.pdf)
3. **Final Act (06/19/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_186_enr.pdf)
4. **Introduced (02/27/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_186_01.pdf)
5. **PA1 (05/28/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_186ssta_01.pdf)
6. **Reengrossed (06/05/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_186_ren.pdf)
7. **Rerevised (06/12/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_186_rer.pdf)
8. **Revised (06/10/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_186_rev.pdf)
9. **Signed Act (07/11/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2020a_186_signed.pdf)

## Votes

- BILL — **65–0** (pass) · lower
- BILL — **34–0** (pass) · upper

## Sponsors

- Alec Garnett — primary (person)
- Chris Holbert — primary (person)
- Patrick Neville — primary (person)
- Stephen Fenberg — primary (person)

## Timeline

The legislative action history — every referral, reading, and vote.

- **2020-07-11T06:00:00+00:00** Governor Signed `executive-signature`
- **2020-06-19T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2020-06-19T06:00:00+00:00** Signed by the Speaker of the House
- **2020-06-18T06:00:00+00:00** Signed by the President of the Senate
- **2020-06-12T06:00:00+00:00** House Third Reading Passed - No Amendments `reading-3, passage`
- **2020-06-11T06:00:00+00:00** House Third Reading Laid Over Daily - No Amendments
- **2020-06-10T06:00:00+00:00** House Second Reading Special Order - Passed - No Amendments
- **2020-06-10T06:00:00+00:00** House Committee on Appropriations Refer Unamended to House Committee of the Whole `committee-passage, referral-committee`
- **2020-06-09T06:00:00+00:00** House Committee on State, Veterans, & Military Affairs Refer Unamended to Appropriations `referral-committee`
- **2020-06-05T06:00:00+00:00** Introduced In House - Assigned to State, Veterans, & Military Affairs `introduction`
- **2020-06-05T06:00:00+00:00** Senate Third Reading Passed - No Amendments `reading-3, passage`
- **2020-06-04T06:00:00+00:00** Senate Second Reading Passed with Amendments - Committee, Floor `reading-2`
- **2020-06-02T06:00:00+00:00** Senate Committee on Appropriations Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2020-05-27T06:00:00+00:00** Senate Committee on State, Veterans, & Military Affairs Refer Amended to Appropriations `referral-committee`
- **2020-02-27T07:00:00+00:00** Introduced In Senate - Assigned to State, Veterans, & Military Affairs `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/dbae0181-57e9-41c9-9f0d-bdbcfbf6a3cd`. Confidence: reported (aggregated from official Colorado legislature records).