---
type: "Bill"
title: "United Water Conservation District."
description: "(1) Existing law, the Water Conservation District Law of 1931, authorizes a water conservation district to be organized and established by a county board of supervisors, with specified powers and purposes."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20172018"
identifier: "AB 552"
citation: "California AB 552 (20172018)"
classification: ["bill"]
subjects: ["United Water Conservation District."]
status: "enacted"
primary_sponsors: ["Irwin"]
version_count: 7
action_count: 25
vote_count: 6
first_action: "2017-02-14"
last_action: "2017-09-26"
source: "openstates"
source_identifier: "ocd-bill/151beaf7-763f-4cb7-af38-45e4c0212479"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB552"
source_hash: "9d63a16adc8fad18c3c1b83551a15ea042f84457a1f3c376aad26fed48433d08"
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 552 (20172018) — United Water Conservation District.

(1) Existing law, the Water Conservation District Law of 1931, authorizes a water conservation district to be organized and established by a county board of supervisors, with specified powers and purposes.

## Version chain

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

1. **02/14/17 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB552&version=20170AB55299INT)
2. **03/23/17 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB552&version=20170AB55298AMD)
3. **04/04/17 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB552&version=20170AB55297AMD)
4. **07/18/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB552&version=20170AB55296AMD)
5. **09/26/17 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB552&version=20170AB55294CHP)
6. **AB552** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180AB552)
7. **09/07/17 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180AB552&version=20170AB55295ENR)

## Votes

- Do pass and be re-referred to the Committee on [Appropriations] — **7–0** (pass) · lower
- AB 552 IRWIN Assembly Third Reading — **59–15** (pass) · lower
- AB 552 IRWIN Concurrence in Senate Amendments — **60–16** (pass) · lower
- Do pass as amended, but first amend, and re-refer to the Committee on [Appropriations] — **6–1** (pass) · upper
- Do pass. — **13–3** (pass) · lower
- 3rd Reading AB552 Irwin By Jackson — **28–10** (pass) · upper

## Sponsors

- Irwin — primary (person)

## Timeline

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

- **2017-02-14** Read first time. To print. `reading-1`
- **2017-02-15** From printer. May be heard in committee March 17.
- **2017-03-23** Referred to Com. on L. GOV. `referral-committee`
- **2017-03-23** From committee chair, with author's amendments: Amend, and re-refer to Com. on L. GOV. Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1`
- **2017-03-27** Re-referred to Com. on L. GOV. `referral-committee`
- **2017-04-04** From committee chair, with author's amendments: Amend, and re-refer to Com. on L. GOV. Read second time and amended. `amendment-introduction, amendment-passage, reading-2, reading-1`
- **2017-04-05** Re-referred to Com. on L. GOV. `referral-committee`
- **2017-04-27** From committee: Do pass and re-refer to Com. on APPR. (Ayes 7. Noes 0.) (April 26). Re-referred to Com. on APPR. `committee-passage-favorable, committee-passage, referral-committee`
- **2017-05-10** From committee: Do pass. (Ayes 13. Noes 3.) (May 10). `committee-passage-favorable, committee-passage`
- **2017-05-11** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-05-15** Read third time. Passed. Ordered to the Senate. (Ayes 59. Noes 15. Page 1538.) `reading-3, passage, reading-1`
- **2017-05-15** In Senate. Read first time. To Com. on RLS. for assignment. `reading-1`
- **2017-05-24** Referred to Coms. on N.R. & W. and JUD. `referral-committee`
- **2017-06-05** Withdrawn from committee.
- **2017-06-05** Re-referred to Com. on JUD. `referral-committee`
- **2017-07-17** From committee: Amend, and do pass as amended and re-refer to Com. on APPR. (Ayes 6. Noes 1.) (July 11). `amendment-passage, committee-passage, amendment-introduction`
- **2017-07-18** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-2, referral-committee, reading-1`
- **2017-08-21** From committee: Be ordered to second reading pursuant to Senate Rule 28.8. `committee-passage, reading-2`
- **2017-08-22** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-08-31** Read third time. Passed. Ordered to the Assembly. (Ayes 28. Noes 10. Page 2332.). `reading-3, passage, reading-1`
- **2017-08-31** In Assembly. Concurrence in Senate amendments pending. May be considered on or after September 2 pursuant to Assembly Rule 77.
- **2017-09-05** Senate amendments concurred in. To Engrossing and Enrolling. (Ayes 60. Noes 16. Page 2921.). `committee-passage-favorable, amendment-passage`
- **2017-09-12** Enrolled and presented to the Governor at 2:30 p.m.
- **2017-09-26** Approved by the Governor. `executive-signature`
- **2017-09-26** Chaptered by Secretary of State - Chapter 294, Statutes of 2017.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/151beaf7-763f-4cb7-af38-45e4c0212479`. Confidence: reported (aggregated from official California legislature records).