---
type: "Bill"
title: "Maintenance of the codes."
description: "Existing law directs the Legislative Counsel to advise the Legislature from time to time as to legislation necessary to maintain the codes."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20192020"
identifier: "AB 991"
citation: "California AB 991 (20192020)"
classification: ["bill"]
subjects: ["Maintenance of the codes."]
status: "enacted"
primary_sponsors: ["Gallagher"]
version_count: 5
action_count: 20
vote_count: 5
first_action: "2019-02-21"
last_action: "2019-10-03"
source: "openstates"
source_identifier: "ocd-bill/48989179-704c-4b0b-b3ec-7bfcaa3c9ff6"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200AB991"
source_hash: "6a4ccb91dbc52391a349d5c13a9bebeb4bc53b280a57f8059cd361578da8a2f7"
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 991 (20192020) — Maintenance of the codes.

Existing law directs the Legislative Counsel to advise the Legislature from time to time as to legislation necessary to maintain the codes.

## Version chain

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

1. **02/21/19 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB991&version=20190AB99199INT)
2. **08/30/19 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB991&version=20190AB99198AMD)
3. **10/03/19 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB991&version=20190AB99196CHP)
4. **AB991** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200AB991)
5. **09/11/19 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200AB991&version=20190AB99197ENR)

## Votes

- AB 991 Gallagher Consent Calendar Second Day — **74–0** (pass) · lower
- Do pass. To Consent Calendar. — **12–0** (pass) · lower
- Do pass and be ordered to the Consent Calendar — **9–0** (pass) · upper
- 3rd Reading AB991 Gallagher By Borgeas — **40–0** (pass) · upper
- AB 991 Gallagher Concurrence in Senate Amendments — **79–0** (pass) · lower

## Sponsors

- Gallagher — primary (person)

## Timeline

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

- **2019-02-21** Read first time. To print. `reading-1`
- **2019-02-22** From printer. May be heard in committee March 24.
- **2019-03-07** Referred to Com. on JUD. `referral-committee`
- **2019-03-26** From committee: Do pass. To Consent Calendar. (Ayes 12. Noes 0.) (March 26). `committee-passage-favorable, committee-passage`
- **2019-03-27** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2019-04-01** Read third time. Passed. Ordered to the Senate. (Ayes 74. Noes 0.) `passage, reading-3, reading-1`
- **2019-04-01** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2019-04-24** Referred to Com. on JUD. `referral-committee`
- **2019-07-03** From committee: Do pass. To Consent Calendar. (Ayes 9. Noes 0.) (July 2). `committee-passage-favorable, committee-passage`
- **2019-07-05** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2019-07-08** From Consent Calendar.
- **2019-07-08** Ordered to third reading.
- **2019-08-30** Read third time and amended. Ordered to second reading. `amendment-passage, reading-3, reading-1`
- **2019-09-03** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2019-09-04** Read third time. Passed. Ordered to the Assembly. (Ayes 40. Noes 0. Page 2509.). `passage, reading-3, reading-1`
- **2019-09-05** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 7 pursuant to Assembly Rule 77.
- **2019-09-09** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 79. Noes 0. Page 3106.). `amendment-passage, committee-passage-favorable`
- **2019-09-26** Enrolled and presented to the Governor at 4 p.m.
- **2019-10-03** Approved by the Governor. `executive-signature`
- **2019-10-03** Chaptered by Secretary of State - Chapter 497, Statutes of 2019.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/48989179-704c-4b0b-b3ec-7bfcaa3c9ff6`. Confidence: reported (aggregated from official California legislature records).