---
type: "Bill"
title: "Relating to the operation of aircraft in or on protected freshwater areas."
description: "Relating to the operation of aircraft in or on protected freshwater areas."
jurisdiction: "us/states/tx"
legislature: "Texas Legislature"
session: "87"
identifier: "HB 4436"
citation: "Texas HB 4436 (87)"
classification: ["bill"]
subjects: ["Aeronautics (I0010)", "Parks & Wildlife--General (I0585)", "Parks & Wildlife--Water Safety (I0570)", "Transportation--Aviation (I0822)"]
status: "enacted"
primary_sponsors: ["Cyrier", "Perry"]
version_count: 5
action_count: 44
vote_count: 1
first_action: "2021-03-12"
last_action: "2021-06-04"
source: "openstates"
source_identifier: "ocd-bill/a15b476c-17ec-4282-8912-4313dc1f8e6b"
source_url: "ftp://ftp.legis.state.tx.us/bills/87R/billhistory/house_bills/HB04400_HB04499/HB 4436.xml"
source_hash: "29c1e5e59c5dea29688d4ec8676a2c24d0d2aa16f7597cd1e0ae57b1414612c2"
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-tx"]
---

# Texas HB 4436 (87) — Relating to the operation of aircraft in or on protected freshwater areas.

## Version chain

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

1. **Introduced** (filed) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/HB04436I.HTM)
2. **Engrossed** (committee substitute) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/HB04436E.HTM)
3. **House Committee Report** (committee substitute) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/HB04436H.HTM)
4. **Senate Committee Report** (committee substitute) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/HB04436S.HTM)
5. **Enrolled** (enrolled) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/HB04436F.HTM)

## Votes

- passage — **143–0** (pass) · lower

## Sponsors

- Cyrier — primary (person)
- Perry — primary (person)

## Timeline

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

- **2021-03-12** Filed `filing`
- **2021-03-29** Read first time `introduction, reading-1`
- **2021-03-29** Referred to Culture, Recreation & Tourism `referral-committee`
- **2021-04-12** Considered in public hearing
- **2021-04-12** Testimony taken/registration(s) recorded in committee
- **2021-04-12** Left pending in committee
- **2021-04-15** Considered in formal meeting
- **2021-04-15** Reported favorably w/o amendment(s) `committee-passage`
- **2021-04-20** Comte report filed with Committee Coordinator
- **2021-04-20** Committee report distributed
- **2021-04-21** Committee report sent to Calendars
- **2021-04-26** Considered in Calendars
- **2021-04-28** Placed on General State Calendar
- **2021-04-28** Read 2nd time `reading-2`
- **2021-04-28** Passed to engrossment
- **2021-04-29** Read 3rd time `reading-3`
- **2021-04-29** Passed `passage`
- **2021-04-29** Record vote
- **2021-04-29** Statement(s) of vote recorded in Journal
- **2021-04-29** Reported engrossed
- **2021-05-03** Received from the House `introduction`
- **2021-05-10** Read first time `introduction, reading-1`
- **2021-05-10** Referred to Water, Agriculture, & Rural Affairs `referral-committee`
- **2021-05-13** Scheduled for public hearing on . . .
- **2021-05-13** Considered in public hearing
- **2021-05-13** Reported favorably w/o amendments `committee-passage-favorable`
- **2021-05-13** Recommended for local & uncontested calendar
- **2021-05-13** Committee report printed and distributed
- **2021-05-19** Placed on local & uncontested calendar
- **2021-05-19** Laid before the Senate
- **2021-05-19** Read 2nd time & passed to 3rd reading
- **2021-05-19** Vote recorded in Journal
- **2021-05-19** Three day rule suspended
- **2021-05-19** Record vote
- **2021-05-19** Read 3rd time `reading-3`
- **2021-05-19** Passed `passage`
- **2021-05-19** Record vote
- **2021-05-19** Senate passage reported
- **2021-05-19** Reported enrolled
- **2021-05-20** Signed in the House
- **2021-05-22** Signed in the Senate
- **2021-05-22** Sent to the Governor `executive-receipt`
- **2021-06-04** Signed by the Governor `executive-signature`
- **2021-06-04** Effective immediately `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a15b476c-17ec-4282-8912-4313dc1f8e6b`. Confidence: reported (aggregated from official Texas legislature records).