---
type: "Bill"
title: "Child custody."
description: "Existing law allows a court, in any contested hearing involving child custody or visitation rights, to appoint a child custody evaluator, as specified. Existing law requires the Judicial Council to adopt standards for the child custody evaluation."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20152016"
identifier: "SB 594"
citation: "California SB 594 (20152016)"
classification: ["bill"]
subjects: ["Child custody."]
status: "enacted"
primary_sponsors: ["Wieckowski"]
version_count: 8
action_count: 25
vote_count: 5
first_action: "2015-02-27"
last_action: "2015-07-16"
source: "openstates"
source_identifier: "ocd-bill/e4676195-88b2-4bdf-8d37-8550d3664277"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201520160SB594"
source_hash: "534cd33043aab0c42e850ef1043151d851cb2f8e828317f1b8dede392e97fc01"
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 SB 594 (20152016) — Child custody.

Existing law allows a court, in any contested hearing involving child custody or visitation rights, to appoint a child custody evaluator, as specified. Existing law requires the Judicial Council to adopt standards for the child custody evaluation.

## Version chain

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

1. **02/27/15 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201520160SB594&version=20150SB59499INT)
2. **04/13/15 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201520160SB594&version=20150SB59498AMD)
3. **04/27/15 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201520160SB594&version=20150SB59497AMD)
4. **05/13/15 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201520160SB594&version=20150SB59496AMD)
5. **06/11/15 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201520160SB594&version=20150SB59495AMD)
6. **07/16/15 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201520160SB594&version=20150SB59493CHP)
7. **SB594** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201520160SB594)
8. **07/07/15 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201520160SB594&version=20150SB59494ENR)

## Votes

- Do pass. To Consent Calendar. — **10–0** (pass) · lower
- SB 594 Wieckowski Consent Calendar Second Day — **76–0** (pass) · lower
- Do pass as amended — **7–0** (pass) · upper
- Special Consent #4 — **39–0** (pass) · upper
- 3rd Reading — **36–0** (pass) · upper

## Sponsors

- Wieckowski — primary (person)

## Timeline

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

- **2015-02-27** Introduced. To Com. on RLS. for assignment. To print. `introduction`
- **2015-03-02** From printer. May be acted upon on or after April 1.
- **2015-03-02** Read first time. `reading-1`
- **2015-03-12** Referred to Com. on JUD. `referral-committee`
- **2015-04-13** From committee with author's amendments. Read second time and amended. Re-referred to Com. on JUD. `referral-committee, reading-2, amendment-passage, committee-passage, reading-1`
- **2015-04-21** Set for hearing April 28.
- **2015-04-27** From committee with author's amendments. Read second time and amended. Re-referred to Com. on JUD. `referral-committee, reading-2, amendment-passage, committee-passage, reading-1`
- **2015-04-28** April 28 set for first hearing canceled at the request of author.
- **2015-04-30** Set for hearing May 5.
- **2015-05-12** From committee: Do pass as amended. (Ayes 7. Noes 0. Page 921.) (May 5). `committee-passage-favorable, committee-passage, amendment-passage`
- **2015-05-13** Read second time and amended. Ordered to third reading. `amendment-passage, reading-2, reading-1`
- **2015-05-18** Read third time. Passed. (Ayes 36. Noes 0. Page 1025.) Ordered to the Assembly. `reading-3, passage, reading-1`
- **2015-05-18** In Assembly. Read first time. Held at Desk. `reading-1`
- **2015-05-28** Referred to Com. on JUD. `referral-committee`
- **2015-06-09** June 16 hearing postponed by committee.
- **2015-06-11** From committee with author's amendments. Read second time and amended. Re-referred to Com. on JUD. `referral-committee, reading-2, amendment-passage, committee-passage, reading-1`
- **2015-06-23** From committee: Do pass. Ordered to consent calendar. (Ayes 10. Noes 0.) (June 23). `committee-passage-favorable, committee-passage`
- **2015-06-24** Read second time. Ordered to consent calendar. `reading-2, reading-1`
- **2015-06-29** Read third time. Passed. (Ayes 76. Noes 0. Page 2178.) Ordered to the Senate. `reading-3, passage, reading-1`
- **2015-06-29** In Senate. Concurrence in Assembly amendments pending.
- **2015-07-01** Ordered to special consent calendar.
- **2015-07-06** Assembly amendments concurred in. (Ayes 39. Noes 0. Page 1791.) Ordered to engrossing and enrolling. `committee-passage-favorable, amendment-passage`
- **2015-07-08** Enrolled and presented to the Governor at 4:30 p.m.
- **2015-07-16** Approved by the Governor. `executive-signature`
- **2015-07-16** Chaptered by Secretary of State. Chapter 130, Statutes of 2015.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/e4676195-88b2-4bdf-8d37-8550d3664277`. Confidence: reported (aggregated from official California legislature records).