---
type: "Bill"
title: "Income Tax Statute Modification To Address Defects"
description: "The act:"
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2020A"
identifier: "HB 20-1176"
citation: "Colorado HB 20-1176 (2020A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Donald Valdez", "Jack Tate"]
version_count: 8
action_count: 14
vote_count: 2
first_action: "2020-01-28T07:00:00+00:00"
last_action: "2020-03-27T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/fe69270b-b08d-46b6-8c2c-c936821e671e"
source_url: "http://leg.colorado.gov/bills/hb20-1176"
source_hash: "b70eb44a5ac524f7e94f183dac2429f9d091d4f060abe0ea0bdca92af3e2306c"
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 HB 20-1176 (2020A) — Income Tax Statute Modification To Address Defects

The act:

## 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_hb1176_s_blt_001.pdf)
2. **Engrossed (02/20/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1176_eng.pdf)
3. **Final Act (03/17/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1176_enr.pdf)
4. **Introduced (01/28/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1176_01.pdf)
5. **Reengrossed (02/21/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1176_ren.pdf)
6. **Rerevised (03/10/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1176_rer.pdf)
7. **Revised (03/09/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/documents/2020A/bills/2020a_1176_rev.pdf)
8. **Signed Act (03/27/2020)** (committee substitute) — [source](http://leg.colorado.gov/sites/default/files/2020a_1176_signed.pdf)

## Votes

- BILL — **34–0** (pass) · upper
- BILL — **60–0** (pass) · lower

## Sponsors

- Donald Valdez — primary (person)
- Jack Tate — primary (person)

## Timeline

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

- **2020-03-27T06:00:00+00:00** Governor Signed `executive-signature`
- **2020-03-23T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2020-03-17T06:00:00+00:00** Signed by the Speaker of the House
- **2020-03-17T06:00:00+00:00** Signed by the President of the Senate
- **2020-03-10T06:00:00+00:00** Senate Third Reading Passed - No Amendments `reading-3, passage`
- **2020-03-09T06:00:00+00:00** Senate Second Reading Passed - No Amendments `reading-2`
- **2020-03-04T07:00:00+00:00** Senate Committee on Business, Labor, & Technology Refer Unamended - Consent Calendar to Senate Committee of the Whole `committee-passage`
- **2020-02-24T07:00:00+00:00** Introduced In Senate - Assigned to Business, Labor, & Technology `introduction`
- **2020-02-21T07:00:00+00:00** House Third Reading Passed - No Amendments `reading-3, passage`
- **2020-02-20T07:00:00+00:00** House Second Reading Passed - No Amendments `reading-2`
- **2020-02-19T07:00:00+00:00** House Second Reading Laid Over Daily - No Amendments
- **2020-02-14T07:00:00+00:00** House Committee on Appropriations Refer Unamended to House Committee of the Whole `committee-passage, referral-committee`
- **2020-02-06T07:00:00+00:00** House Committee on State, Veterans, & Military Affairs Refer Unamended to Appropriations `referral-committee`
- **2020-01-28T07:00:00+00:00** Introduced In House - Assigned to State, Veterans, & Military Affairs + Appropriations `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/fe69270b-b08d-46b6-8c2c-c936821e671e`. Confidence: reported (aggregated from official Colorado legislature records).