---
type: "Bill"
title: "Sales tax; providing exemption for sales to certain museums. Effective date."
description: "Sales tax; providing exemption for sales to certain museums. Effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2021"
identifier: "SB 909"
citation: "Oklahoma SB 909 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Caldwell (Trey)", "Pugh"]
version_count: 10
action_count: 43
vote_count: 0
first_action: "2021-02-01"
last_action: "2021-05-28"
source: "openstates"
source_identifier: "ocd-bill/5727b696-68f4-4ce3-9f58-82ed499e6203"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=SB909&session=2100"
source_hash: "61f58de94767f6003042877df93f67cdcfd9791a48f09562090103255b8e142a"
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 909 (2021) — Sales tax; providing exemption for sales to certain museums. 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/2021-22 INT/SB/SB909 INT.PDF)
2. **Amended And Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 AMENDMENTS/Amendment & Engr/SB909 HASB & ENGR.PDF)
3. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 ENGR/SB/SB909 ENGR.PDF)
4. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 ENR/SB/SB909 ENR.PDF)
5. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 FLR/HFLR/SB909 HFLR.PDF)
6. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 FLR/SFLR/SB909 SFLR.PDF)
7. **House Committee Substitute for Senate Bill** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 COMMITTEE SUBS/HCSS/SB909 HCS.PDF)
8. **SB909 (3-02-21) (PUGH) FA1.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 FLOOR AMENDMENTS/Senate/SB909 (3-02-21) (PUGH) FA1.PDF)
9. **SB909 SUBPCS1 TREY CALDWELL-AQH.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 COMMITTEE AMENDMENTS/House/SB909 SUBPCS1 TREY CALDWELL-AQH.PDF)
10. **Sub Committee Recommendation** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2021-22 COMMITTEE SUBS/HCSS/SB909 SUBREC.PDF)

## Sponsors

- Caldwell (Trey) — primary (person)
- Pugh — primary (person)

## Timeline

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

- **2021-02-01** First Reading `introduction, reading-1`
- **2021-02-01** Authored by Senator Pugh
- **2021-02-02** Second Reading referred to Finance Committee then to Appropriations Committee `reading-2, referral-committee`
- **2021-02-19** Reported Do Pass Finance committee; CR filed `committee-passage`
- **2021-02-19** Referred to Appropriations `referral-committee`
- **2021-02-24** Reported Do Pass Appropriations committee; CR filed `committee-passage`
- **2021-03-01** Coauthored by Representative Mize (principal House author)
- **2021-03-08** General Order, Amended
- **2021-03-08** Measure passed: Ayes: 41 Nays: 5 `passage`
- **2021-03-08** Referred for engrossment
- **2021-03-09** Engrossed to House `passage`
- **2021-03-09** First Reading `introduction, reading-1`
- **2021-03-22** Second Reading referred to Appropriations and Budget `reading-2, referral-committee`
- **2021-03-23** Referred to Appropriations and Budget Finance - Revenue and Taxation Subcommittee `referral-committee`
- **2021-04-06** Remove Representative Mize as principal House author and substitute with Representative Caldwell (Trey)
- **2021-04-06** Recommendation to the full committee; Do Pass, amended by committee substitute Appropriations and Budget Finance - Revenue and Taxation Subcommittee `committee-passage`
- **2021-04-15** CR; Do Pass, amended by committee substitute Appropriations and Budget Committee `committee-passage`
- **2021-04-15** Coauthored by Representative(s) Dobrinski, Mize
- **2021-04-15** Title stricken
- **2021-04-15** Enacting clause stricken
- **2021-04-22** General Order
- **2021-04-22** Coauthored by Representative(s) Rosecrants
- **2021-04-22** Third Reading, Measure passed: Ayes: 74 Nays: 16 `passage, reading-3`
- **2021-04-22** Referred for engrossment
- **2021-04-26** Engrossed, signed, to Senate `passage`
- **2021-04-26** HAs read
- **2021-04-27** HAs rejected, conference requested `amendment-failure`
- **2021-05-04** SCs named GCCA
- **2021-05-13** Conference granted, naming GCCA
- **2021-05-19** CCR read, GCCA
- **2021-05-19** Title restored
- **2021-05-19** Enacting clause restored
- **2021-05-24** CCR adopted, GCCA
- **2021-05-24** Measure passed, to House: Ayes: 37 Nays: 10 `passage`
- **2021-05-24** CCR submitted
- **2021-05-25** CCR adopted
- **2021-05-25** Fourth Reading, Measure passed: Ayes: 76 Nays: 16 `passage`
- **2021-05-25** To Senate
- **2021-05-25** Referred for enrollment
- **2021-05-25** Enrolled, to House
- **2021-05-25** Signed, returned to Senate
- **2021-05-25** Sent to Governor `executive-receipt`
- **2021-05-28** Approved by Governor 05/28/2021 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/5727b696-68f4-4ce3-9f58-82ed499e6203`. Confidence: reported (aggregated from official Oklahoma legislature records).