---
type: "Bill"
title: "Uniform Controlled Dangerous Substances Act; modifying included substances. Effective date."
description: "Uniform Controlled Dangerous Substances Act; modifying included substances. Effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2017-2018"
identifier: "SB 939"
citation: "Oklahoma SB 939 (2017-2018)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Standridge", "Worthen"]
version_count: 5
action_count: 20
vote_count: 2
first_action: "2018-02-05"
last_action: "2018-04-12"
source: "openstates"
source_identifier: "ocd-bill/96e72304-384c-4c5d-86a7-e6bd3fd192e6"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=SB939&session=1800"
source_hash: "660159cb6d7937bb3c64b894a0d601d9d0c0ae472a96e8b9431418966eb98e4f"
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 939 (2017-2018) — Uniform Controlled Dangerous Substances Act; modifying included substances. Effective date.

## 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/SB939 INT.PDF)
2. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENGR/SB/SB939 ENGR.PDF)
3. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENR/SB/SB939 ENR.PDF)
4. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/HFLR/SB939 HFLR.PDF)
5. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/SFLR/SB939 SFLR.PDF)

## Votes

- THIRD READING — **89–0** (pass) · lower
- THIRD READING — **43–0** (pass) · upper

## Sponsors

- Standridge — primary (person)
- Worthen — primary (person)

## Timeline

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

- **2018-02-05** First Reading `introduction, reading-1`
- **2018-02-05** Authored by Senator Standridge
- **2018-02-06** Second Reading referred to Health and Human Services `reading-2, referral-committee`
- **2018-02-12** Reported Do Pass Health and Human Services committee; CR filed `committee-passage`
- **2018-03-12** Coauthored by Representative Worthen (principal House author)
- **2018-03-12** General Order, Considered
- **2018-03-12** Measure passed: Ayes: 43 Nays: 0 `passage`
- **2018-03-12** Referred for engrossment
- **2018-03-13** Engrossed to House `passage`
- **2018-03-13** First Reading `introduction, reading-1`
- **2018-03-21** Second Reading referred to Public Health `reading-2, referral-committee`
- **2018-03-27** CR; Do Pass Public Health Committee `committee-passage`
- **2018-04-05** General Order
- **2018-04-05** Third Reading, Measure passed: Ayes: 89 Nays: 0 `reading-3, passage`
- **2018-04-05** Signed, returned to Senate
- **2018-04-05** Referred for enrollment
- **2018-04-06** Enrolled, to House
- **2018-04-06** Signed, returned to Senate
- **2018-04-06** Sent to Governor `executive-receipt`
- **2018-04-12** Approved by Governor 04/12/2018 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/96e72304-384c-4c5d-86a7-e6bd3fd192e6`. Confidence: reported (aggregated from official Oklahoma legislature records).