---
type: "Bill"
title: "Integrated resource plan: peak demand."
description: "Existing law requires the Public Utilities Commission to adopt a process for each load-serving entity to file an integrated resource plan and a schedule for periodic updates to the plan to ensure that the load-serving entity meets, among other things, the state's greenhouse gas emissions reduction targets and the requirement to procure at least 50% of its electricity from eligible renewable resources by December 31, 2030. Existing law requires a local publicly owned electric utility with an annual electrical demand exceeding 700 gigawatthours, on or before January 1, 2019, to adopt an integrated resources plan and a process for updating the plan at least once every 5 years to ensure that the utility satisfies, among other things, the state's greenhouse gas emissions reduction targets and the requirement to procure at least 50% of its electricity from eligible renewable resources by December 31, 2030."
jurisdiction: "us/states/ca"
legislature: "California Legislature"
session: "20172018"
identifier: "SB 338"
citation: "California SB 338 (20172018)"
classification: ["bill"]
subjects: ["Integrated resource plan: peak demand."]
status: "enacted"
primary_sponsors: ["Skinner"]
version_count: 9
action_count: 36
vote_count: 2
first_action: "2017-02-14"
last_action: "2017-09-30"
source: "openstates"
source_identifier: "ocd-bill/1b3ace63-8092-430d-9ac0-84119b50330c"
source_url: "http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180SB338"
source_hash: "bdfeff3613e783396224c0a6e3bb7978d0125d9ff444a6ce4652235c9272da3b"
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 338 (20172018) — Integrated resource plan: peak demand.

Existing law requires the Public Utilities Commission to adopt a process for each load-serving entity to file an integrated resource plan and a schedule for periodic updates to the plan to ensure that the load-serving entity meets, among other things, the state's greenhouse gas emissions reduction targets and the requirement to procure at least 50% of its electricity from eligible renewable resources by December 31, 2030. Existing law requires a local publicly owned electric utility with an annual electrical demand exceeding 700 gigawatthours, on or before January 1, 2019, to adopt an integrated resources plan and a process for updating the plan at least once every 5 years to ensure that the utility satisfies, among other things, the state's greenhouse gas emissions reduction targets and the requirement to procure at least 50% of its electricity from eligible renewable resources by December 31, 2030.

## 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=201720180SB338&version=20170SB33899INT)
2. **03/21/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB338&version=20170SB33898AMD)
3. **04/24/17 - Amended Senate** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB338&version=20170SB33897AMD)
4. **06/29/17 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB338&version=20170SB33896AMD)
5. **07/10/17 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB338&version=20170SB33895AMD)
6. **08/28/17 - Amended Assembly** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB338&version=20170SB33894AMD)
7. **09/30/17 - Chaptered** (committee substitute) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB338&version=20170SB33892CHP)
8. **SB338** (committee substitute) — [source](http://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201720180SB338)
9. **09/07/17 - Enrolled** (enrolled) — [source](https://leginfo.legislature.ca.gov/faces/billPdf.xhtml?bill_id=201720180SB338&version=20170SB33893ENR)

## Votes

- Unfinished Business SB338 Skinner et al. Concurrence — **27–13** (pass) · upper
- SB 338 Skinner Senate Third Reading By MULLIN — **46–26** (pass) · lower

## Sponsors

- Skinner — primary (person)
- Mullin — principal coauthor (person)

## Timeline

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

- **2017-02-14** Introduced. Read first time. To Com. on RLS. for assignment. To print. `introduction, reading-1`
- **2017-02-15** From printer. May be acted upon on or after March 17.
- **2017-02-23** Referred to Com. on RLS. `referral-committee`
- **2017-03-21** From committee with author's amendments. Read second time and amended. Re-referred to Com. on RLS. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2017-03-29** Re-referred to Coms. on E., U. & C. and EQ. `referral-committee`
- **2017-04-04** Set for hearing April 18.
- **2017-04-06** Set for hearing April 19 in EQ. pending receipt.
- **2017-04-18** April 19 hearing postponed by committee.
- **2017-04-20** From committee: Do pass as amended and re-refer to Com. on EQ. (Ayes 8. Noes 3. Page 727.) (April 18). `committee-passage-favorable, committee-passage, amendment-passage`
- **2017-04-24** Read second time and amended. Re-referred to Com. on EQ. `amendment-passage, reading-2, referral-committee, reading-1`
- **2017-04-25** Withdrawn from committee.
- **2017-04-25** Re-referred to Com. on APPR. `referral-committee`
- **2017-05-01** Set for hearing May 8.
- **2017-05-03** May 8 hearing postponed by committee.
- **2017-05-04** Set for hearing May 15.
- **2017-05-15** May 15 hearing: Placed on APPR. suspense file.
- **2017-05-19** Set for hearing May 25.
- **2017-05-25** From committee: Do pass. (Ayes 5. Noes 2. Page 1182.) (May 25). `committee-passage-favorable, committee-passage`
- **2017-05-26** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-05-30** Read third time. Passed. (Ayes 25. Noes 13. Page 1268.) Ordered to the Assembly. `reading-3, passage, reading-1`
- **2017-05-31** In Assembly. Read first time. Held at Desk. `reading-1`
- **2017-06-08** Referred to Com. on U. & E. `referral-committee`
- **2017-06-21** June 21 hearing postponed by committee.
- **2017-06-29** From committee with author's amendments. Read second time and amended. Re-referred to Com. on U. & E. `reading-2, referral-committee, amendment-passage, committee-passage, reading-1`
- **2017-07-06** From committee: Do pass as amended and re-refer to Com. on APPR. (Ayes 11. Noes 2.) (July 5). `committee-passage-favorable, committee-passage, amendment-passage`
- **2017-07-10** Read second time and amended. Re-referred to Com. on APPR. `amendment-passage, reading-2, referral-committee, reading-1`
- **2017-07-19** From committee: Do pass. (Ayes 12. Noes 4.) (July 19). `committee-passage-favorable, committee-passage`
- **2017-07-20** Read second time. Ordered to third reading. `reading-2, reading-1`
- **2017-08-28** Read third time and amended. `amendment-passage, reading-3, reading-1`
- **2017-08-28** Ordered to third reading.
- **2017-09-05** Read third time. Passed. (Ayes 46. Noes 26. Page 2961.) Ordered to the Senate. `reading-3, passage, reading-1`
- **2017-09-05** In Senate. Concurrence in Assembly amendments pending.
- **2017-09-06** Assembly amendments concurred in. (Ayes 27. Noes 13. Page 2520.) Ordered to engrossing and enrolling. `committee-passage-favorable, amendment-passage`
- **2017-09-11** Enrolled and presented to the Governor at 4 p.m.
- **2017-09-30** Approved by the Governor. `executive-signature`
- **2017-09-30** Chaptered by Secretary of State. Chapter 389, Statutes of 2017.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1b3ace63-8092-430d-9ac0-84119b50330c`. Confidence: reported (aggregated from official California legislature records).