---
type: "Bill"
title: "Income tax; reauthorizing certain donation from income tax refund. Effective date."
description: "Income tax; reauthorizing certain donation from income tax refund. Effective date."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2017-2018"
identifier: "SB 1166"
citation: "Oklahoma SB 1166 (2017-2018)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["David", "Wallace"]
version_count: 6
action_count: 22
vote_count: 2
first_action: "2018-02-05"
last_action: "2018-04-24"
source: "openstates"
source_identifier: "ocd-bill/6e9a3c11-b6e6-43f6-af4e-946ec382e853"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=SB1166&session=1800"
source_hash: "8da1e084684318b6151ab93749e245e81462e550cb50e6a544baaf93e7367625"
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 1166 (2017-2018) — Income tax; reauthorizing certain donation from income tax refund. 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/SB1166 INT.PDF)
2. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENGR/SB/SB1166 ENGR.PDF)
3. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 ENR/SB/SB1166 ENR.PDF)
4. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/HFLR/SB1166 HFLR.PDF)
5. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 FLR/SFLR/SB1166 SFLR.PDF)
6. **Senate Committee Substitute** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2017-18 COMMITTEE SUBS/SCS/SB1166 CS.PDF)

## Votes

- THIRD READING — **89–0** (pass) · lower
- THIRD READING — **41–0** (pass) · upper

## Sponsors

- David — primary (person)
- Wallace — 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 David
- **2018-02-06** Second Reading referred to Appropriations `reading-2, referral-committee`
- **2018-02-28** Coauthored by Representative Wallace (principal House author)
- **2018-02-28** Reported Do Pass, amended by committee substitute Appropriations committee; CR filed `committee-passage`
- **2018-02-28** Title stricken
- **2018-03-13** General Order, Amended
- **2018-03-13** Title restored
- **2018-03-13** Measure passed: Ayes: 41 Nays: 0 `passage`
- **2018-03-13** Referred for engrossment
- **2018-03-14** Engrossed to House `passage`
- **2018-03-14** First Reading `introduction, reading-1`
- **2018-03-21** Second Reading referred to Appropriations and Budget `reading-2, referral-committee`
- **2018-04-03** CR; Do Pass Appropriations and Budget Committee `committee-passage`
- **2018-04-17** General Order
- **2018-04-17** Third Reading, Measure passed: Ayes: 89 Nays: 0 `reading-3, passage`
- **2018-04-17** Signed, returned to Senate
- **2018-04-17** Referred for enrollment
- **2018-04-18** Enrolled, to House
- **2018-04-18** Signed, returned to Senate
- **2018-04-18** Sent to Governor `executive-receipt`
- **2018-04-24** Approved by Governor 04/24/2018 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/6e9a3c11-b6e6-43f6-af4e-946ec382e853`. Confidence: reported (aggregated from official Oklahoma legislature records).