---
type: "Bill"
title: "Mental health; removing certain requirements. Effective date."
description: "Mental health; removing certain requirements. Effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2017-2018"
identifier: "SB 688"
citation: "Oklahoma SB 688 (2017-2018)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Marlatt", "Murdock"]
version_count: 5
action_count: 20
vote_count: 2
first_action: "2017-02-06"
last_action: "2017-04-24"
source: "openstates"
source_identifier: "ocd-bill/63aa5682-7155-4adc-95d7-82dc77918a1b"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=SB688&session=1800"
source_hash: "189d9c49db6ba77347dd1edc7ac5dae485fb0c229dd43918872fa6b989c6862f"
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 688 (2017-2018) — Mental health; removing certain requirements. 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/SB688 INT.PDF)
2. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENGR/SB/SB688 ENGR.PDF)
3. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENR/SB/SB688 ENR.PDF)
4. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/HFLR/SB688 HFLR.PDF)
5. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/SFLR/SB688 SFLR.PDF)

## Votes

- THIRD READING — **43–0** (pass) · upper
- THIRD READING — **84–3** (pass) · lower

## Sponsors

- Marlatt — primary (person)
- Murdock — 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 Marlatt
- **2017-02-07** Second Reading referred to Health and Human Services `reading-2, referral-committee`
- **2017-02-20** Reported Do Pass Health and Human Services committee; CR filed `committee-passage`
- **2017-03-13** Coauthored by Representative Murdock (principal House author)
- **2017-03-14** General Order, Considered
- **2017-03-14** Measure passed: Ayes: 43 Nays: 0 `passage`
- **2017-03-14** Referred for engrossment
- **2017-03-15** Engrossed to House `passage`
- **2017-03-20** First Reading `introduction, reading-1`
- **2017-03-27** Second Reading referred to Public Health `reading-2, referral-committee`
- **2017-04-04** CR; Do Pass Public Health Committee `committee-passage`
- **2017-04-13** General Order
- **2017-04-13** Third Reading, Measure passed: Ayes: 84 Nays: 3 `reading-3, passage`
- **2017-04-13** Signed, returned to Senate
- **2017-04-17** Referred for enrollment
- **2017-04-18** Enrolled, to House
- **2017-04-18** Signed, returned to Senate
- **2017-04-18** Sent to Governor `executive-receipt`
- **2017-04-24** Approved by Governor 04/24/2017 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/63aa5682-7155-4adc-95d7-82dc77918a1b`. Confidence: reported (aggregated from official Oklahoma legislature records).