republic-os/legislation/us/states/ca/20232024/ab-1320.md

---
type: "Bill"
title: "California Manual on Uniform Traffic Control Devices: supplemental destination signs: museums."
description: "The Federal Highway Administration publishes the national Manual on Uniform Traffic Control Devices, which is incorporated by reference into federal law, to set the national standard for all traffic control devices installed on any street, highway, or bicycle trail open to public travel. Federal law authorizes the California Manual on Uniform Traffic Control Devices as a supplement to the federal manual, and requires it to be in substantial conformance with the federal manual. The California manual provides criteria for supplemental destination signs for publicly owned and private nonprofit museums that have minimum annual attendance between 200,000 and 1,000,000 people and that are within 2 or 3 miles from the highway."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20232024"
identifier: "AB 1320"
citation: "California AB 1320 (20232024)"
classification: ["bill"]
subjects: ["California Manual on Uniform Traffic Control Devices", "museums", "supplemental destination signs"]
status: "enacted"
primary_sponsors: ["Hoover"]
version_count: 5
action_count: 20
vote_count: 5
first_action: "2023-02-16"
last_action: "2023-07-27"
source: "openstates"
source_identifier: "ocd-bill/38c4f618-29da-4d82-962b-9c19bda7c1c0"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB1320"
source_hash: "4872a1c0b3fba3059b70b85abcea315c31d1d8a1d5b3b38a438df91dff555201"
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 1320 (20232024) — California Manual on Uniform Traffic Control Devices: supplemental destination signs: museums.

The Federal Highway Administration publishes the national Manual on Uniform Traffic Control Devices, which is incorporated by reference into federal law, to set the national standard for all traffic control devices installed on any street, highway, or bicycle trail open to public travel. Federal law authorizes the California Manual on Uniform Traffic Control Devices as a supplement to the federal manual, and requires it to be in substantial conformance with the federal manual. The California manual provides criteria for supplemental destination signs for publicly owned and private nonprofit museums that have minimum annual attendance between 200,000 and 1,000,000 people and that are within 2 or 3 miles from the highway.

## Version chain

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

1. **02/16/23 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1320&version=20230AB132099INT)
2. **03/16/23 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1320&version=20230AB132098AMD)
3. **07/27/23 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1320&version=20230AB132096CHP)
4. **AB1320** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240AB1320)
5. **07/14/23 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240AB1320&version=20230AB132097ENR)

## Votes

- Do pass and be re-referred to the Committee on [Appropriations] with recommendation: To Consent Calendar — **15–0** (pass) · lower
- Consent Calendar — **37–0** (pass) · upper
- Do pass, but first be re-referred to the Committee on [Appropriations] with the recommendation: To Consent Calendar — **16–0** (pass) · upper
- AB 1320 Hoover Consent Calendar Second Day — **76–0** (pass) · lower
- Do pass. To Consent Calendar. — **15–0** (pass) · lower

## Sponsors

- Hoover — primary (person)

## Timeline

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

- **2023-02-16** Read first time. To print. `reading-1`
- **2023-02-17** From printer. May be heard in committee March 19.
- **2023-03-16** Referred to Com. on TRANS. `referral-committee`
- **2023-03-16** From committee chair, with author's amendments: Amend, and re-refer to Com. on TRANS. Read second time and amended. `amendment-introduction, amendment-passage, reading-1, reading-2`
- **2023-03-20** Re-referred to Com. on TRANS. `referral-committee`
- **2023-04-18** From committee: Do pass and re-refer to Com. on APPR. with recommendation: To Consent Calendar. (Ayes 15. Noes 0.) (April 17). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2023-05-03** In committee: Hearing postponed by committee.
- **2023-05-17** From committee: Do pass. To Consent Calendar. (Ayes 15. Noes 0.) (May 17). `committee-passage, committee-passage-favorable`
- **2023-05-18** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2023-05-25** Read third time. Passed. Ordered to the Senate. (Ayes 76. Noes 0. Page 1812.) `passage, reading-1, reading-3`
- **2023-05-26** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2023-06-07** Referred to Com. on TRANS. `referral-committee`
- **2023-06-28** From committee: Do pass and re-refer to Com. on APPR with recommendation: To Consent Calendar. (Ayes 16. Noes 0.) (June 27). Re-referred to Com. on APPR. `committee-passage, committee-passage-favorable, referral-committee`
- **2023-07-10** From committee: Be ordered to second reading file pursuant to Senate Rule 28.8 and ordered to Consent Calendar. `committee-passage, reading-2`
- **2023-07-11** Read second time. Ordered to Consent Calendar. `reading-1, reading-2`
- **2023-07-13** Read third time. Passed. Ordered to the Assembly. (Ayes 37. Noes 0. Page 2039.). `passage, reading-1, reading-3`
- **2023-07-13** In Assembly. Ordered to Engrossing and Enrolling. `committee-passage`
- **2023-07-25** Enrolled and presented to the Governor at 4 p.m.
- **2023-07-27** Approved by the Governor. `executive-signature`
- **2023-07-27** Chaptered by Secretary of State - Chapter 127, Statutes of 2023. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/38c4f618-29da-4d82-962b-9c19bda7c1c0`. Confidence: reported (aggregated from official California legislature records).