republic-os/legislation/us/states/ca/20252026/acr-33.md

---
type: "Bill"
title: "Relative to Rare Disease Day."
description: "This measure would designate February 28, 2025, as Rare Disease Day and, with respect to rare diseases and disorders, would recognize the importance of improving awareness, encouraging accurate and early diagnosis, and supporting national and global efforts to develop effective treatments, diagnostics, and cures."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20252026"
identifier: "ACR 33"
citation: "California ACR 33 (20252026)"
classification: ["concurrent resolution"]
subjects: ["RareDiseaseDay"]
status: "enacted"
primary_sponsors: ["Zbur"]
version_count: 4
action_count: 13
vote_count: 2
first_action: "2025-02-14"
last_action: "2025-03-18"
source: "openstates"
source_identifier: "ocd-bill/5f886398-820d-4e21-81eb-791d0f04c64a"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260ACR33"
source_hash: "523de8b7e1b273b73433a20fd610460fe6660425660fc4bbc2fb64a0020710bf"
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 33 (20252026) — Relative to Rare Disease Day.

This measure would designate February 28, 2025, as Rare Disease Day and, with respect to rare diseases and disorders, would recognize the importance of improving awareness, encouraging accurate and early diagnosis, and supporting national and global efforts to develop effective treatments, diagnostics, and cures.

## Version chain

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

1. **02/14/25 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260ACR33&version=20250ACR3399INT)
2. **03/18/25 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260ACR33&version=20250ACR3397CHP)
3. **ACR33** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=202520260ACR33)
4. **03/14/25 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=202520260ACR33&version=20250ACR3398ENR)

## Votes

- Be adopted. To third reading. — **10–0** (pass) · lower
- Special Consent ACR33 Zbur et al. — **36–0** (pass) · upper

## Sponsors

- Zbur — primary (person)
- Addis — coauthor (person)
- Aguiar-Curry — coauthor (person)
- Ahrens — coauthor (person)
- Alanis — coauthor (person)
- Arambula — coauthor (person)
- Bauer-Kahan — coauthor (person)
- Bennett — coauthor (person)
- Berman — coauthor (person)
- Blakespear — principal coauthor (person)
- Blanca Rubio — coauthor (person)
- Boerner — coauthor (person)
- Bonta — coauthor (person)
- Calderon — coauthor (person)
- Caloza — coauthor (person)
- Castillo — coauthor (person)
- Celeste Rodriguez — coauthor (person)
- Chen — coauthor (person)
- Connolly — coauthor (person)
- Davies — coauthor (person)
- DeMaio — coauthor (person)
- Dixon — principal coauthor (person)
- Elhawary — coauthor (person)
- Flora — coauthor (person)
- Fong — coauthor (person)
- Gabriel — coauthor (person)
- Gallagher — coauthor (person)
- Garcia — coauthor (person)
- Gipson — coauthor (person)
- Hadwick — coauthor (person)
- Haney — coauthor (person)
- Harabedian — coauthor (person)
- Hart — coauthor (person)
- Hoover — coauthor (person)
- Irwin — coauthor (person)
- Jackson — coauthor (person)
- Jeff Gonzalez — coauthor (person)
- Kalra — coauthor (person)
- Lackey — coauthor (person)
- Lee — coauthor (person)
- Lowenthal — coauthor (person)
- Macedo — coauthor (person)
- Mark González — coauthor (person)
- McKinnor — coauthor (person)
- Michelle Rodriguez — coauthor (person)
- Nguyen — coauthor (person)
- Ortega — coauthor (person)
- Pacheco — coauthor (person)
- Papan — coauthor (person)
- Patel — coauthor (person)
- Patterson — coauthor (person)
- Pellerin — coauthor (person)
- Petrie-Norris — coauthor (person)
- Quirk-Silva — coauthor (person)
- Ramos — coauthor (person)
- Ransom — coauthor (person)
- Rivas — coauthor (person)
- Rogers — coauthor (person)
- Sanchez — coauthor (person)
- Schiavo — coauthor (person)
- Schultz — coauthor (person)
- Sharp-Collins — coauthor (person)
- Soria — coauthor (person)
- Stefani — coauthor (person)
- Ta — coauthor (person)
- Tangipa — coauthor (person)
- Valencia — coauthor (person)
- Wallis — coauthor (person)
- Ward — coauthor (person)
- Wicks — coauthor (person)
- Wilson — coauthor (person)

## Timeline

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

- **2025-02-14** Introduced. To print. `introduction`
- **2025-02-15** From printer.
- **2025-02-18** Referred to Com. on RLS. `referral-committee`
- **2025-02-19** From committee: Be adopted. Ordered to Third Reading. (Ayes 10. Noes 0.) (February 18). `committee-passage, committee-passage-favorable, reading-1`
- **2025-02-24** Coauthors revised.
- **2025-02-24** Adopted and to Senate. (Page 446.) `amendment-passage, passage`
- **2025-02-26** In Senate. To Com. on RLS.
- **2025-03-05** From committee: Ordered to third reading. `committee-passage`
- **2025-03-11** Ordered to special consent calendar.
- **2025-03-13** Adopted and to Assembly. (Ayes 36. Noes 0. Page 365.) `amendment-passage, passage`
- **2025-03-13** In Assembly. Ordered to Engrossing and Enrolling. `committee-passage`
- **2025-03-18** Enrolled and filed with the Secretary of State at 3:30 p.m.
- **2025-03-18** Chaptered by Secretary of State - Res. Chapter 25, Statutes of 2025. `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5f886398-820d-4e21-81eb-791d0f04c64a`. Confidence: reported (aggregated from official California legislature records).