---
type: "Bill"
title: "Instructional materials: history-social science: Mendez v. Westminster School District of Orange County."
description: "Existing law requires the State Board of Education to adopt at least 5 basic instructional materials in specified subject areas, including, among others, social science, for use in kindergarten and grades 1 to 8, inclusive, as specified. Existing law establishes the Instructional Quality Commission, as specified, and requires the commission to, among other things, develop criteria for evaluating instructional materials."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20232024"
identifier: "AB 1805"
citation: "California AB 1805 (20232024)"
classification: ["bill"]
subjects: ["Instructional materials", "Mendez v Westminster School District of Orange County", "history-social science"]
status: "enacted"
primary_sponsors: ["Ta"]
version_count: 7
action_count: 31
vote_count: 7
first_action: "2024-01-08"
last_action: "2024-09-20"
source: "openstates"
source_identifier: "ocd-bill/fad7b93c-7c3a-4bd9-bf76-57e4b16308ff"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB1805"
source_hash: "91da6960512a06b199943dee5a5c0e81e85a7c647bc81c889f8d3f5c7dc006d5"
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-ca"]
---

# California AB 1805 (20232024) — Instructional materials: history-social science: Mendez v. Westminster School District of Orange County.

Existing law requires the State Board of Education to adopt at least 5 basic instructional materials in specified subject areas, including, among others, social science, for use in kindergarten and grades 1 to 8, inclusive, as specified. Existing law establishes the Instructional Quality Commission, as specified, and requires the commission to, among other things, develop criteria for evaluating instructional materials.

## Version chain

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

1. **01/08/24 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1805&version=20230AB180599INT)
2. **04/01/24 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1805&version=20230AB180598AMD)
3. **06/05/24 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1805&version=20230AB180597AMD)
4. **08/06/24 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1805&version=20230AB180596AMD)
5. **09/20/24 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1805&version=20230AB180594CHP)
6. **AB1805** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB1805)
7. **08/28/24 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1805&version=20230AB180595ENR)

## Votes

- AB 1805 Ta Concurrence in Senate Amendments — **77–0** (pass) · lower
- AB 1805 Ta Assembly Third Reading — **73–0** (pass) · lower
- Do pass. To Consent Calendar. — **15–0** (pass) · lower
- Do pass as amended and be re-referred to the Committee on [Appropriations] — **7–0** (pass) · lower
- Do pass, but first be re-referred to the Committee on [Appropriations] with the recommendation: To Consent Calendar — **7–0** (pass) · upper
- 3rd Reading AB1805 Ta et al. By Umberg — **40–0** (pass) · upper
- Consent Calendar 2nd AB1805 Ta et al. By Umberg — **37–0** (pass) · upper

## Sponsors

- Ta — primary (person)
- Addis — coauthor (person)
- Alanis — coauthor (person)
- Alvarado-Gil — coauthor (person)
- Alvarez — coauthor (person)
- Ashby — coauthor (person)
- Bonta — principal coauthor (person)
- Chen — coauthor (person)
- Dodd — coauthor (person)
- Essayli — coauthor (person)
- Flora — coauthor (person)
- Garcia — coauthor (person)
- Jim Patterson — coauthor (person)
- Lackey — coauthor (person)
- Low — coauthor (person)
- Min — coauthor (person)
- Muratsuchi — coauthor (person)
- Pacheco — coauthor (person)
- Quirk-Silva — principal coauthor (person)
- Reyes — coauthor (person)
- Sanchez — coauthor (person)
- Umberg — principal coauthor (person)
- Villapudua — coauthor (person)
- Vince Fong — coauthor (person)
- Wendy Carrillo — coauthor (person)
- Wilk — coauthor (person)

## Timeline

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

- **2024-01-08** Read first time. To print. `reading-1`
- **2024-01-09** From printer. May be heard in committee February 8.
- **2024-01-22** Referred to Com. on ED. `referral-committee`
- **2024-03-21** From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 7. Noes 0.) (March 20). `amendment-introduction, amendment-passage, committee-passage, referral-committee`
- **2024-04-01** Read second time and amended. `amendment-passage, reading-1, reading-2`
- **2024-04-02** Re-referred to Com. on APPR. `referral-committee`
- **2024-04-17** From committee: Do pass. To Consent Calendar. (Ayes 15. Noes 0.) (April 17). `committee-passage, committee-passage-favorable`
- **2024-04-18** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2024-04-22** From Consent Calendar.
- **2024-04-22** Ordered to third reading.
- **2024-04-29** Read third time. Passed. Ordered to the Senate. (Ayes 73. Noes 0. Page 5032.) `passage, reading-1, reading-3`
- **2024-04-29** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2024-05-08** Referred to Com. on ED. `referral-committee`
- **2024-05-29** From committee: Do pass and re-refer to Com. on APPR with recommendation: To Consent Calendar. (Ayes 7. Noes 0.) (May 29). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2024-06-05** From committee chair, with author's amendments: Amend, and re-refer to committee. Read second time, amended, and re-referred to Com. on APPR. `amendment-introduction, amendment-passage, reading-1, reading-2, referral-committee`
- **2024-06-10** From committee: Be ordered to second reading file pursuant to Senate Rule 28.8 and ordered to Consent Calendar. `committee-passage, reading-2`
- **2024-06-11** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2024-06-13** Read third time. Passed. Ordered to the Assembly. (Ayes 37. Noes 0. Page 4490.). `passage, reading-1, reading-3`
- **2024-06-13** In Assembly. Concurrence in Senate amendments pending. May be considered on or after June 15 pursuant to Assembly Rule 77.
- **2024-06-17** Ordered to the Senate.
- **2024-06-17** In Senate. Held at Desk.
- **2024-08-06** Action rescinded whereby the bill was read third time, passed, and to Assembly. `passage, reading-3`
- **2024-08-06** Ordered to third reading.
- **2024-08-06** Read third time and amended. Ordered to second reading. `amendment-passage, reading-1, reading-3`
- **2024-08-07** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2024-08-19** Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 5206.). `passage, reading-1, reading-3`
- **2024-08-20** In Assembly. Concurrence in Senate amendments pending. May be considered on or after August 22 pursuant to Assembly Rule 77.
- **2024-08-26** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 77. Noes 0. Page 6496.). `amendment-passage, committee-passage-favorable`
- **2024-09-03** Enrolled and presented to the Governor at 3:30 p.m.
- **2024-09-20** Approved by the Governor. `executive-signature`
- **2024-09-20** Chaptered by Secretary of State - Chapter 302, Statutes of 2024. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/fad7b93c-7c3a-4bd9-bf76-57e4b16308ff`. Confidence: reported (aggregated from official California legislature records).