---
type: "Bill"
title: "Industrial hemp; modifying authorization of licensee; removing penalty exception; removing disposal method requirement; effective date; emergency."
description: "Industrial hemp; modifying authorization of licensee; removing penalty exception; removing disposal method requirement; effective date; emergency."
jurisdiction: "us/states/ok"
legislature: "Oklahoma Legislature"
session: "2020"
identifier: "HB 2628"
citation: "Oklahoma HB 2628 (2020)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Echols", "Paxton"]
version_count: 10
action_count: 33
vote_count: 3
first_action: "2019-02-04"
last_action: "2019-05-23"
source: "openstates"
source_identifier: "ocd-bill/e48bf98a-5b77-4a37-ba4b-479a5240df8b"
source_url: "http://www.oklegislature.gov/BillInfo.aspx?Bill=HB2628&session=2000"
source_hash: "e2b46d3a8a03e1e48f2b5a1472871069f6cc9ada950a187b34ab98194a648d58"
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 HB 2628 (2020) — Industrial hemp; modifying authorization of licensee; removing penalty exception; removing disposal method requirement; 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/hB/HB2628 INT.PDF)
2. **Amended And Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 AMENDMENTS/Amendment & Engr/HB2628 SAHB & ENGR.PDF)
3. **Engrossed** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 ENGR/hB/HB2628 ENGR.PDF)
4. **Enrolled (final version)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 ENR/hB/HB2628 ENR.PDF)
5. **Floor (House)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLR/HFLR/HB2628 HFLR.PDF)
6. **Floor (Senate)** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLR/SFLR/HB2628 SFLR.PDF)
7. **HB2628 (4-23-19) (PAXTON) FS FA1.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLOOR AMENDMENTS/Senate/HB2628 (4-23-19) (PAXTON) FS FA1.PDF)
8. **HB2628 (4-23-19) (PAXTON) FS WDFA1.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLOOR AMENDMENTS/Senate/HB2628 (4-23-19) (PAXTON) FS WDFA1.PDF)
9. **HB2628 (4-24-19) (PAXTON) FS FA2.PDF** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 FLOOR AMENDMENTS/Senate/HB2628 (4-24-19) (PAXTON) FS FA2.PDF)
10. **House Conference Committee Substitute** (committee substitute) — [source](http://webserver1.lsb.state.ok.us/cf_pdf/2019-20 COMMITTEE SUBS/HCCS/HB2628 CCS.PDF)

## Votes

- THIRD READING — **44–0** (pass) · upper
- THIRD READING — **92–0** (pass) · lower
- FOURTH READING — **47–0** (pass) · upper

## Sponsors

- Echols — primary (person)
- Paxton — 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 Representative Echols
- **2019-02-05** Second Reading referred to Agriculture and Rural Development `referral-committee, reading-2`
- **2019-02-18** CR; Do Pass Agriculture and Rural Development Committee `committee-passage`
- **2019-03-12** General Order
- **2019-03-12** Authored by Senator Paxton (principal Senate author)
- **2019-03-12** Third Reading, Measure passed: Ayes: 92 Nays: 0 `passage, reading-3`
- **2019-03-12** Referred for engrossment
- **2019-03-13** Engrossed, signed, to Senate `passage`
- **2019-03-13** First Reading `introduction, reading-1`
- **2019-03-26** Second Reading referred to Agriculture and Wildlife `referral-committee, reading-2`
- **2019-04-01** Reported Do Pass Agriculture and Wildlife committee; CR filed `committee-passage`
- **2019-04-25** General Order, Amended by Floor Substitute
- **2019-04-25** Emergency added
- **2019-04-25** Measure and Emergency passed: Ayes: 44 Nays: 0 `passage`
- **2019-04-25** Referred for engrossment
- **2019-04-29** Engrossed to House `passage`
- **2019-04-29** SA's received
- **2019-05-01** SA's rejected, conference requested, naming Conference Committee on Agriculture and Rural Development
- **2019-05-02** Conference granted, SCs named Paxton, Murdock, Leewright, Allen, Boren, Dossett
- **2019-05-14** CCR submitted
- **2019-05-14** Coauthored by Representative(s) Grego
- **2019-05-15** CCR adopted
- **2019-05-15** Fourth Reading, Measure and Emergency Passed: Ayes: 87 Nays: 0 `passage`
- **2019-05-15** To Senate
- **2019-05-15** CCR read
- **2019-05-22** CCR adopted
- **2019-05-22** Measure and Emergency passed, to House: Ayes: 47 Nays: 0 `passage`
- **2019-05-22** Referred for enrollment
- **2019-05-22** Enrolled, signed, to Senate
- **2019-05-22** Enrolled measure signed, returned to House
- **2019-05-22** Sent to Governor `executive-receipt`
- **2019-05-23** Approved by Governor 05/28/2019 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/e48bf98a-5b77-4a37-ba4b-479a5240df8b`. Confidence: reported (aggregated from official Oklahoma legislature records).