---
type: "Bill"
title: "Addressing Abbreviated School Days"
description: "The act clarifies what constitutes an abbreviated school day and describes the effects of placing children with disabilities on abbreviated school day schedules (abbreviated schedule)."
jurisdiction: "us/states/co"
legislature: "Colorado General Assembly"
session: "2024A"
identifier: "HB 24-1063"
citation: "Colorado HB 24-1063 (2024A)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Barbara Kirkmeyer", "Chris Kolker", "Lorena García", "Mary Young"]
version_count: 11
action_count: 16
vote_count: 4
first_action: "2024-01-10T07:00:00+00:00"
last_action: "2024-06-05T06:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/b531f468-7d5f-4e55-8b82-c67090ab72bc"
source_url: "https://leg.colorado.gov/bills/hb24-1063"
source_hash: "880db0f7bf68fef6bcc5d38d45b3d5664e4d7f9af4946d16b34d4c6ee2be5821"
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 24-1063 (2024A) — Addressing Abbreviated School Days

The act clarifies what constitutes an abbreviated school day and describes the effects of placing children with disabilities on abbreviated school day schedules (abbreviated schedule).

## Version chain

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

1. **Committee Amendment** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2024a_hb1063_s_app_002.pdf)
2. **Engrossed (04/20/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_eng.pdf)
3. **Final Act (05/28/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_enr.pdf)
4. **Introduced (01/10/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_01.pdf)
5. **PA1 (02/16/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_h_ed_01.pdf)
6. **PA2 (04/19/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_h_ed_app_01.pdf)
7. **PA3 (04/30/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_s_ed_01.pdf)
8. **Reengrossed (04/22/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_ren.pdf)
9. **Rerevised (05/02/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_rer.pdf)
10. **Revised (05/01/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/documents/2024A/bills/2024a_1063_rev.pdf)
11. **Signed Act (06/05/2024)** (committee substitute) — [source](https://leg.colorado.gov/sites/default/files/2024a_1063_signed.pdf)

## Votes

- BILL — **47–15** (pass) · lower
- REPASS — **46–14** (pass) · lower
- BILL — **33–2** (pass) · upper
- CONCUR — **51–9** (pass) · lower

## Sponsors

- Barbara Kirkmeyer — primary (person)
- Chris Kolker — primary (person)
- Lorena García — primary (person)
- Mary Young — primary (person)

## Timeline

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

- **2024-06-05T06:00:00+00:00** Governor Signed `executive-signature`
- **2024-05-28T06:00:00+00:00** Sent to the Governor `executive-receipt`
- **2024-05-28T06:00:00+00:00** Signed by the President of the Senate
- **2024-05-28T06:00:00+00:00** Signed by the Speaker of the House
- **2024-05-04T06:00:00+00:00** House Considered Senate Amendments - Result was to Concur - Repass
- **2024-05-03T06:00:00+00:00** House Considered Senate Amendments - Result was to Laid Over Daily
- **2024-05-02T06:00:00+00:00** Senate Third Reading Passed - No Amendments `passage, reading-3`
- **2024-05-01T06:00:00+00:00** Senate Second Reading Special Order - Passed with Amendments - Committee
- **2024-05-01T06:00:00+00:00** Senate Committee on Appropriations Refer Unamended to Senate Committee of the Whole `committee-passage, referral-committee`
- **2024-04-29T06:00:00+00:00** Senate Committee on Education Refer Amended to Appropriations `referral-committee`
- **2024-04-22T06:00:00+00:00** Introduced In Senate - Assigned to Education `introduction`
- **2024-04-22T06:00:00+00:00** House Third Reading Passed - No Amendments `passage, reading-3`
- **2024-04-20T06:00:00+00:00** House Second Reading Special Order - Passed with Amendments - Committee
- **2024-04-19T06:00:00+00:00** House Committee on Appropriations Refer Amended to House Committee of the Whole `committee-passage, referral-committee`
- **2024-02-15T07:00:00+00:00** House Committee on Education Refer Amended to Appropriations `referral-committee`
- **2024-01-10T07:00:00+00:00** Introduced In House - Assigned to Education `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/b531f468-7d5f-4e55-8b82-c67090ab72bc`. Confidence: reported (aggregated from official Colorado legislature records).