---
type: "Bill"
title: "Wind energy; specifying certain terms of building a wind facility. Effective date. Emergency."
description: "Wind energy; specifying certain terms of building a wind facility. Effective date. Emergency."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2017-2018"
identifier: "SB 593"
citation: "Oklahoma SB 593 (2017-2018)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["McCall", "Schulz"]
version_count: 5
action_count: 23
vote_count: 2
first_action: "2017-02-06"
last_action: "2017-04-17"
source: "openstates"
source_identifier: "ocd-bill/c3012d4a-d392-46db-98df-01f54cff1f0d"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=SB593&session=1800"
source_hash: "a02f777c1105194c1da1291b296edffdcbd8294ee9e5f7a727dd8f44bad380e3"
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-ok"]
---

# Oklahoma SB 593 (2017-2018) — Wind energy; specifying certain terms of building a wind facility. Effective date. Emergency.

## Version chain

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

1. **Introduced** (filed) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 INT/SB/SB593 INT.PDF)
2. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENGR/SB/SB593 ENGR.PDF)
3. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENR/SB/SB593 ENR.PDF)
4. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/HFLR/SB593 HFLR.PDF)
5. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/SFLR/SB593 SFLR.PDF)

## Votes

- THIRD READING — **92–1** (pass) · lower
- THIRD READING — **36–8** (pass) · upper

## Sponsors

- McCall — primary (person)
- Schulz — primary (person)

## Timeline

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

- **2017-02-06** First Reading `introduction, reading-1`
- **2017-02-06** Authored by Senator Schulz
- **2017-02-07** Second Reading referred to Energy `reading-2, referral-committee`
- **2017-03-02** Reported Do Pass as amended Energy committee; CR filed `committee-passage`
- **2017-03-02** Title stricken
- **2017-03-07** Coauthored by Representative McCall (principal House author)
- **2017-03-09** General Order, Amended by Floor Substitute
- **2017-03-09** Title restored
- **2017-03-09** Emergency added
- **2017-03-09** Measure and Emergency passed: Ayes: 36 Nays: 8 `passage`
- **2017-03-09** Referred for engrossment
- **2017-03-13** Engrossed to House `passage`
- **2017-03-13** First Reading `introduction, reading-1`
- **2017-03-14** Second Reading referred to Rules `reading-2, referral-committee`
- **2017-04-05** CR; Do Pass Rules Committee `committee-passage`
- **2017-04-10** General Order
- **2017-04-10** Third Reading, Measure and Emergency passed: Ayes: 92 Nays: 1 `reading-3, passage`
- **2017-04-10** Signed, returned to Senate
- **2017-04-10** Referred for enrollment
- **2017-04-11** Enrolled, to House
- **2017-04-11** Signed, returned to Senate
- **2017-04-11** Sent to Governor `executive-receipt`
- **2017-04-17** Approved by Governor 04/17/2017 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/c3012d4a-d392-46db-98df-01f54cff1f0d`. Confidence: reported (aggregated from official Oklahoma legislature records).