---
type: "Bill"
title: "Prohibits the inspection of certain grounds or facilities in Missouri to enforce the laws of a state other than Missouri"
description: "Prohibits the inspection of certain grounds or facilities in Missouri to enforce the laws of a state other than Missouri"
jurisdiction: "us/states/mo"
legislature: "Missouri General Assembly"
session: "2021"
identifier: "HB 574"
citation: "Missouri HB 574 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Haden, Kent"]
version_count: 7
action_count: 45
vote_count: 7
first_action: "2020-12-22T06:00:00+00:00"
last_action: "2021-06-10T05:00:00+00:00"
source: "openstates"
source_identifier: "ocd-bill/dd499c3f-1877-476d-8f55-e1ecb233a804"
source_url: "http://www.house.mo.gov/BillActions.aspx?bill=HB574&year=2021&code=R"
source_hash: "ed20854fe2b111e21edcb805efd1e0779df8ce509c0f9fbc9fa4391b84efa5fb"
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-mo"]
---

# Missouri HB 574 (2021) — Prohibits the inspection of certain grounds or facilities in Missouri to enforce the laws of a state other than Missouri

## Version chain

The bill's text revisions, in order — the diff chain from filing to enrollment.

1. **Introduced** (filed) — [source](http://www.house.mo.gov/billtracking/bills211/hlrbillspdf/0542H.02I.pdf)
2. **Amendment 0542H03.01H (Defeated)** (committee substitute) — [source](http://www.house.mo.gov/billtracking/bills211/amendpdf/0542H03.01H.pdf)
3. **Amendment 0542S04.02F (Distributed)** (committee substitute) — [source](http://www.house.mo.gov/billtracking/bills211/amendpdf/0542S04.02F.pdf)
4. **Committee** (committee substitute) — [source](http://www.house.mo.gov/billtracking/bills211/hlrbillspdf/0542H.03C.pdf)
5. **Perfected** (committee substitute) — [source](http://www.house.mo.gov/billtracking/bills211/hlrbillspdf/0542H.03P.pdf)
6. **Senate Substitute** (committee substitute) — [source](http://www.house.mo.gov/billtracking/bills211/hlrbillspdf/0542S.04F.pdf)
7. **Truly Agreed** (committee substitute) — [source](http://www.house.mo.gov/billtracking/bills211/hlrbillspdf/0542S.04T.pdf)

## Votes

- Truly Agreed To and Finally Passed - — **pass** (pass) · lower
- Third Read and Passed (H) - — **pass** (pass) · lower
- HCS Reported Do Pass (H) - — **pass** (pass) · lower
- Reported Do Pass (H) - — **pass** (pass) · lower
- Reported Do Pass (H) - — **pass** (pass) · lower
- Third Read and Passed with Amendments (S) - SA 1, SA 1 to SA 2, SA 2 as amended, SA 3 — **pass** (pass) · upper
- House Adopts (H) - SS as amended — **pass** (pass) · lower

## Sponsors

- Haden, Kent — primary (person)
- Kurtis Gregory — cosponsor (person)
- Terry Thompson — cosponsor (person)

## Timeline

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

- **2020-12-22T06:00:00+00:00** Prefiled (H)
- **2021-01-06T06:00:00+00:00** Read First Time (H)
- **2021-01-07T06:00:00+00:00** Read Second Time (H) `reading-2`
- **2021-01-14T06:00:00+00:00** Referred: Agriculture Policy(H) `referral-committee`
- **2021-01-26T06:00:00+00:00** Public Hearing Completed (H)
- **2021-02-02T06:00:00+00:00** Executive Session Completed (H)
- **2021-02-02T06:00:00+00:00** HCS Voted Do Pass (H) `committee-passage`
- **2021-02-02T06:00:00+00:00** HCS Reported Do Pass (H) - AYES: 11 NOES: 5 PRESENT: 0 `committee-passage`
- **2021-02-02T06:00:00+00:00** Referred: Rules - Administrative Oversight(H) `referral-committee`
- **2021-02-04T06:00:00+00:00** Executive Session Completed (H)
- **2021-02-04T06:00:00+00:00** Voted Do Pass (H) `committee-passage`
- **2021-02-04T06:00:00+00:00** Reported Do Pass (H) - AYES: 7 NOES: 1 PRESENT: 0 `committee-passage`
- **2021-02-09T06:00:00+00:00** Taken Up for Perfection (H)
- **2021-02-09T06:00:00+00:00** Title of Bill - Agreed To
- **2021-02-09T06:00:00+00:00** HCS Adopted (H)
- **2021-02-09T06:00:00+00:00** Perfected (H)
- **2021-02-11T06:00:00+00:00** Taken Up for Third Reading (H) `reading-3`
- **2021-02-11T06:00:00+00:00** Third Read and Passed (H) - AYES: 109 NOES: 43 PRESENT: 2 `passage, reading-3`
- **2021-02-11T06:00:00+00:00** Reported to the Senate and First Read (S) `reading-1`
- **2021-03-11T06:00:00+00:00** Second read and referred: Agriculture, Food Production and Outdoor Resources(S)
- **2021-03-26T05:00:00+00:00** Public Hearing Scheduled (S) - Monday, March 29, 2021, 2:30 p.m., SCR 2
- **2021-03-29T05:00:00+00:00** Public Hearing Held (S)
- **2021-04-12T05:00:00+00:00** Executive Session Held (S)
- **2021-04-12T05:00:00+00:00** Voted Do Pass (S) `committee-passage`
- **2021-04-21T05:00:00+00:00** Reported Do Pass (S) `committee-passage`
- **2021-04-29T05:00:00+00:00** Taken Up
- **2021-04-29T05:00:00+00:00** Placed on Informal Calendar
- **2021-04-29T05:00:00+00:00** Taken Up
- **2021-04-29T05:00:00+00:00** Senate Substitute Offered (S) `introduction`
- **2021-04-29T05:00:00+00:00** SS Adopted (S)
- **2021-04-29T05:00:00+00:00** Third Read and Passed with Amendments (S) - SA 1, SA 1 to SA 2, SA 2 as amended, SA 3 AYES: 23 NOES: 9 PRESENT: 0 `passage, reading-3`
- **2021-05-03T05:00:00+00:00** Reported to the House with... (H) - SS as amended
- **2021-05-03T05:00:00+00:00** Referred: Fiscal Review(H) `referral-committee`
- **2021-05-04T05:00:00+00:00** Executive Session Completed (H)
- **2021-05-04T05:00:00+00:00** Voted Do Pass (H) `committee-passage`
- **2021-05-04T05:00:00+00:00** Reported Do Pass (H) - AYES: 4 NOES: 2 PRESENT: 0 `committee-passage`
- **2021-05-04T05:00:00+00:00** Taken Up
- **2021-05-04T05:00:00+00:00** House Adopts (H) - SS as amended AYES: 102 NOES: 46 PRESENT: 0
- **2021-05-04T05:00:00+00:00** Truly Agreed To and Finally Passed - AYES: 101 NOES: 46 PRESENT: 0 `passage`
- **2021-05-04T05:00:00+00:00** House Message (H)
- **2021-05-25T05:00:00+00:00** Signed by House Speaker(H)
- **2021-05-25T05:00:00+00:00** Signed by President Pro Tem (S)
- **2021-05-25T05:00:00+00:00** Delivered to Governor
- **2021-06-10T05:00:00+00:00** Approved by Governor (G) `executive-signature`
- **2021-06-10T05:00:00+00:00** Delivered to Secretary of State (G)

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/dd499c3f-1877-476d-8f55-e1ecb233a804`. Confidence: reported (aggregated from official Missouri legislature records).