---
type: "Bill"
title: "Sales tax; modifying time period for during which exemption may be claimed for rolling stock. Effective date. Emergency."
description: "Sales tax; modifying time period for during which exemption may be claimed for rolling stock. Effective date. Emergency."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2020"
identifier: "SB 18"
citation: "Oklahoma SB 18 (2020)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Hilbert", "Thompson"]
version_count: 7
action_count: 26
vote_count: 1
first_action: "2019-02-04"
last_action: "2019-04-30"
source: "openstates"
source_identifier: "ocd-bill/b9038f3a-94da-47b4-b42a-a7916e37c9c4"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=SB18&session=2000"
source_hash: "d5a4f8592f250de2096a3006b22567afba7705e860d5f92af6205a52bc6e1244"
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 18 (2020) — Sales tax; modifying time period for during which exemption may be claimed for rolling stock. 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/SB18 INT.PDF)
2. **Committee Amendment** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 COMMITTEE AMENDMENTS/Senate/SB18 CA1.PDF)
3. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 ENGR/SB/SB18 ENGR.PDF)
4. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 ENR/SB/SB18 ENR.PDF)
5. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLR/HFLR/SB18 HFLR.PDF)
6. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLR/SFLR/SB18 SFLR.PDF)
7. **SB18 (3-05-19) (THOMPSON) RT FA1.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLOOR AMENDMENTS/Senate/SB18 (3-05-19) (THOMPSON) RT FA1.PDF)

## Votes

- THIRD READING — **46–0** (pass) · upper

## Sponsors

- Hilbert — primary (person)
- Thompson — 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 Thompson
- **2019-02-05** Second Reading referred to Finance `referral-committee, reading-2`
- **2019-02-04** Coauthored by Senator Stanley
- **2019-02-05** Coauthored by Representative Hilbert (principal House author)
- **2019-02-19** Reported Do Pass as amended Finance committee; CR filed `committee-passage`
- **2019-02-19** Title stricken
- **2019-02-19** Emergency clause stricken
- **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: 46 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`
- **2019-03-28** CR; Do Pass Appropriations and Budget Committee `committee-passage`
- **2019-04-24** General Order
- **2019-04-24** Coauthored by Representative(s) Stone
- **2019-04-24** Third Reading, Measure and Emergency passed: Ayes: 90 Nays: 4 `passage, reading-3`
- **2019-04-24** Signed, returned to Senate
- **2019-04-24** Referred for enrollment
- **2019-04-25** Enrolled, to House
- **2019-04-25** Signed, returned to Senate
- **2019-04-25** Sent to Governor `executive-receipt`
- **2019-04-30** Approved by Governor 04/30/2019 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/b9038f3a-94da-47b4-b42a-a7916e37c9c4`. Confidence: reported (aggregated from official Oklahoma legislature records).