---
type: "Bill"
title: "Joint powers agencies: Clean Power Alliance of Southern California: meetings."
description: "The Joint Exercise of Powers Act authorizes 2 or more public agencies, if each is authorized by their respective legislative bodies, to enter into an agreement to jointly exercise any power common to those 2 agencies."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20192020"
identifier: "SB 355"
citation: "California SB 355 (20192020)"
classification: ["bill"]
subjects: ["Joint powers agencies: Clean Power Alliance of Southern California: meetings."]
status: "enacted"
primary_sponsors: ["Portantino"]
version_count: 6
action_count: 22
vote_count: 5
first_action: "2019-02-19"
last_action: "2019-09-05"
source: "openstates"
source_identifier: "ocd-bill/a87b1ef0-5c0b-4580-a029-b9a8c343940f"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200SB355"
source_hash: "541d7800de35e64b83b7f77c19e12a4bd1d290b3b32cec441557e190aa2227b4"
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 355 (20192020) — Joint powers agencies: Clean Power Alliance of Southern California: meetings.

The Joint Exercise of Powers Act authorizes 2 or more public agencies, if each is authorized by their respective legislative bodies, to enter into an agreement to jointly exercise any power common to those 2 agencies.

## Version chain

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

1. **02/19/19 - Introduced** (filed) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200SB355&version=20190SB35599INT)
2. **05/02/19 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200SB355&version=20190SB35598AMD)
3. **07/10/19 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200SB355&version=20190SB35597AMD)
4. **09/05/19 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200SB355&version=20190SB35595CHP)
5. **SB355** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201920200SB355)
6. **08/23/19 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201920200SB355&version=20190SB35596ENR)

## Votes

- Unfinished Business SB355 Portantino Concurrence — **39–0** (pass) · upper
- Do pass as amended. — **8–0** (pass) · lower
- Do pass as amended — **7–0** (pass) · upper
- 3rd Reading — **38–0** (pass) · upper
- SB 355 Portantino Senate Third Reading By Aguiar-Curry — **74–0** (pass) · lower

## Sponsors

- Portantino — primary (person)

## Timeline

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

- **2019-02-19** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2019-02-20** From printer. May be acted upon on or after March 22.
- **2019-02-28** Referred to Com. on GOV. & F. `referral-committee`
- **2019-04-04** Set for hearing April 10.
- **2019-04-08** April 10 set for first hearing canceled at the request of author.
- **2019-04-12** Set for hearing April 24.
- **2019-04-17** April 24 hearing postponed by committee.
- **2019-04-18** Set for hearing May 1.
- **2019-05-01** From committee: Do pass as amended. (Ayes 7. Noes 0. Page 903.) (May 1). `committee-passage-favorable, committee-passage, amendment-passage`
- **2019-05-02** Read second time and amended. Ordered to third reading. `amendment-passage, reading-1, reading-2`
- **2019-05-06** Read third time. Passed. (Ayes 38. Noes 0. Page 956.) Ordered to the Assembly. `passage, reading-3, reading-1`
- **2019-05-07** In Assembly. Read first time. Held at Desk. `reading-1`
- **2019-05-24** Referred to Com. on L. GOV. `referral-committee`
- **2019-07-09** From committee: Do pass as amended. (Ayes 8. Noes 0.) (July 3). `committee-passage-favorable, committee-passage, amendment-passage`
- **2019-07-10** Read second time and amended. Ordered to second reading. `amendment-passage, reading-1, reading-2`
- **2019-07-11** Read second time. Ordered to third reading. `reading-1, reading-2`
- **2019-08-15** Read third time. Passed. (Ayes 74. Noes 0. Page 2726.) Ordered to the Senate. `passage, reading-3, reading-1`
- **2019-08-15** In Senate. Concurrence in Assembly amendments pending.
- **2019-08-22** Assembly amendments concurred in. (Ayes 39. Noes 0. Page 2246.) Ordered to engrossing and enrolling. `amendment-passage, committee-passage-favorable`
- **2019-08-27** Enrolled and presented to the Governor at 3 p.m.
- **2019-09-05** Approved by the Governor. `executive-signature`
- **2019-09-05** Chaptered by Secretary of State. Chapter 248, Statutes of 2019.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a87b1ef0-5c0b-4580-a029-b9a8c343940f`. Confidence: reported (aggregated from official California legislature records).