---
type: "Bill"
title: "Relative to nonstructural seismic technologies."
description: "This measure would support the use of nonstructural seismic technologies."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20232024"
identifier: "ACR 151"
citation: "California ACR 151 (20232024)"
classification: ["concurrent resolution"]
subjects: ["Nonstructural seismic technologies"]
status: "enacted"
primary_sponsors: ["Calderon"]
version_count: 4
action_count: 13
vote_count: 4
first_action: "2024-02-26"
last_action: "2024-08-28"
source: "openstates"
source_identifier: "ocd-bill/683955e8-4726-4320-8464-19e89bcbb4cd"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240ACR151"
source_hash: "bf20b95370e1f2bc1374bde859283f989aa9339ec61492fd74ce0b776edcffcc"
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 ACR 151 (20232024) — Relative to nonstructural seismic technologies.

This measure would support the use of nonstructural seismic technologies.

## Version chain

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

1. **02/26/24 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240ACR151&version=20230ACR15199INT)
2. **08/28/24 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240ACR151&version=20230ACR15197CHP)
3. **ACR151** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202320240ACR151)
4. **08/26/24 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202320240ACR151&version=20230ACR15198ENR)

## Votes

- Special Consent — **33–0** (pass) · upper
- Be adopted. To third reading. — **8–0** (pass) · lower
- ACR 151 Calderon Assembly Third Reading — **71–0** (pass) · lower
- Be adopted. Ordered to third reading — **10–0** (pass) · upper

## Sponsors

- Calderon — primary (person)

## Timeline

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

- **2024-02-26** Introduced. To print. `introduction`
- **2024-02-27** From printer.
- **2024-05-13** Referred to Com. on E.M. `referral-committee`
- **2024-06-25** From committee: Be adopted. Ordered to Third Reading. (Ayes 8. Noes 0.) (June 24). `committee-passage, committee-passage-favorable, reading-1`
- **2024-07-03** Adopted and to Senate. (Ayes 71. Noes 0. Page 6156.) `amendment-passage, passage`
- **2024-08-05** In Senate. To Com. on RLS.
- **2024-08-07** Referred to Com. on G.O. `referral-committee`
- **2024-08-13** From committee: Be adopted. Ordered to Third Reading. (Ayes 10. Noes 0.) (August 13). `committee-passage, committee-passage-favorable, reading-1`
- **2024-08-20** Ordered to special consent calendar.
- **2024-08-22** Adopted and to Assembly. (Ayes 33. Noes 0. Page 5298.) `amendment-passage, passage`
- **2024-08-22** In Assembly. Ordered to Engrossing and Enrolling. `committee-passage`
- **2024-08-28** Enrolled and filed with the Secretary of State at 4 p.m.
- **2024-08-28** Chaptered by Secretary of State - Res. Chapter 188, 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/683955e8-4726-4320-8464-19e89bcbb4cd`. Confidence: reported (aggregated from official California legislature records).