---
type: "Bill"
title: "State purchasing procedures; relating to Central Purchasing Act; providing certain preference for honorably discharged veterans. Effective date. Emergency."
description: "State purchasing procedures; relating to Central Purchasing Act; providing certain preference for honorably discharged veterans. Effective date. Emergency."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2020"
identifier: "SB 135"
citation: "Oklahoma SB 135 (2020)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Hardin (Tommy)", "Simpson"]
version_count: 10
action_count: 36
vote_count: 2
first_action: "2019-02-04"
last_action: "2019-05-15"
source: "openstates"
source_identifier: "ocd-bill/490acdec-52ca-4e3b-be6d-32cb808a94b6"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=SB135&session=2000"
source_hash: "ccf535c1b9f381f9ee8689d01812600e2aea83d3e8b089fb95a22e77c4476375"
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 135 (2020) — State purchasing procedures; relating to Central Purchasing Act; providing certain preference for honorably discharged veterans. 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/2019-20 INT/SB/SB135 INT.PDF)
2. **Amended And Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 AMENDMENTS/Amendment & Engr/SB135 HASB & ENGR.PDF)
3. **Committee Amendment** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 COMMITTEE AMENDMENTS/Senate/SB135 CA1.PDF)
4. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 ENGR/SB/SB135 ENGR.PDF)
5. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 ENR/SB/SB135 ENR.PDF)
6. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLR/HFLR/SB135 HFLR.PDF)
7. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLR/SFLR/SB135 SFLR.PDF)
8. **House Committee Substitute for Senate Bill** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 COMMITTEE SUBS/HCSS/SB135 HCS.PDF)
9. **SB135 (2-27-19) (SIMPSON) RT FA1.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLOOR AMENDMENTS/Senate/SB135 (2-27-19) (SIMPSON) RT FA1.PDF)
10. **SB135 FULLAMD1 TOMMY HARDIN-MAH.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 COMMITTEE AMENDMENTS/House/SB135 FULLAMD1 TOMMY HARDIN-MAH.PDF)

## Votes

- THIRD READING — **43–0** (pass) · upper
- FOURTH READING — **44–0** (pass) · upper

## Sponsors

- Hardin (Tommy) — primary (person)
- Simpson — primary (person)

## Timeline

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

- **2019-02-04** First Reading `introduction, reading-1`
- **2019-02-04** Authored by Senator Simpson
- **2019-02-05** Second Reading referred to Veterans and Military Affairs Committee then to Appropriations Committee `referral-committee, reading-2`
- **2019-02-04** Coauthored by Representative Hardin (Tommy) (principal House author)
- **2019-02-07** Reported Do Pass Veterans and Military Affairs committee; CR filed `committee-passage`
- **2019-02-07** Referred to Appropriations `referral-committee`
- **2019-02-13** Reported Do Pass as amended Appropriations committee; CR filed `committee-passage`
- **2019-02-13** Title stricken
- **2019-02-13** Emergency clause stricken
- **2019-03-06** Coauthored by Senator Rosino
- **2019-03-06** General Order, Amended
- **2019-03-06** Title restored
- **2019-03-06** Emergency clause restored
- **2019-03-06** Measure and Emergency passed: Ayes: 43 Nays: 0 `passage`
- **2019-03-06** Referred for engrossment
- **2019-03-07** Engrossed to House `passage`
- **2019-03-07** First Reading `introduction, reading-1`
- **2019-03-19** Second Reading referred to Appropriations and Budget `referral-committee, reading-2`
- **2019-03-20** Referred to Appropriations and Budget Health Subcommittee `referral-committee`
- **2019-04-01** Withdrawn from Appropriations and Budget Health Subcommittee
- **2019-04-01** Withdrawn from Appropriations and Budget Committee
- **2019-04-01** Referred to Veterans and Military Affairs `referral-committee`
- **2019-04-11** CR; Do Pass, amended by committee substitute Veterans and Military Affairs Committee `committee-passage`
- **2019-04-24** General Order
- **2019-04-24** Third Reading, Measure and Emergency passed: Ayes: 92 Nays: 1 `passage, reading-3`
- **2019-04-24** Referred for engrossment
- **2019-04-25** Engrossed, signed, to Senate `passage`
- **2019-04-25** HAs read
- **2019-04-25** Coauthored by Representative Luttrell
- **2019-05-08** HAs adopted
- **2019-05-08** Measure and Emergency passed: Ayes: 44 Nays: 0 `passage`
- **2019-05-08** Referred for enrollment
- **2019-05-09** Enrolled, to House
- **2019-05-09** Signed, returned to Senate
- **2019-05-09** Sent to Governor `executive-receipt`
- **2019-05-15** Approved by Governor 05/15/2019 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/490acdec-52ca-4e3b-be6d-32cb808a94b6`. Confidence: reported (aggregated from official Oklahoma legislature records).