---
type: "Bill"
title: "Relating to the taking of a specimen to test for intoxication and retention and preservation of toxicological evidence of certain intoxication offenses."
description: "Relating to the taking of a specimen to test for intoxication and retention and preservation of toxicological evidence of certain intoxication offenses."
jurisdiction: "us/states/tx"
legislature: "Texas Legislature"
session: "87"
identifier: "SB 335"
citation: "Texas SB 335 (87)"
classification: ["bill"]
subjects: ["BLOOD & MEDICAL TESTS (S0470)", "Criminal Procedure--General (I0208)", "DRUG & ALCOHOL TESTING (S0010)", "EVIDENCE (S0250)", "Vehicles & Traffic--DWI & DUID (I0863)"]
status: "enacted"
primary_sponsors: ["Johnson", "Wu"]
version_count: 5
action_count: 46
vote_count: 1
first_action: "2021-01-13"
last_action: "2021-06-16"
source: "openstates"
source_identifier: "ocd-bill/8087b0cb-72ce-4127-9ca7-b63528707016"
source_url: "ftp://ftp.legis.state.tx.us/bills/87R/billhistory/senate_bills/SB00300_SB00399/SB 335.xml"
source_hash: "a2a63c72e368c7dfadbd311bc661b6540bc73aa9693fa65dbc8094604940ccf9"
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 SB 335 (87) — Relating to the taking of a specimen to test for intoxication and retention and preservation of toxicological evidence of certain intoxication offenses.

## 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/SB00335I.HTM)
2. **Engrossed** (committee substitute) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/SB00335E.HTM)
3. **House Committee Report** (committee substitute) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/SB00335H.HTM)
4. **Senate Committee Report** (committee substitute) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/SB00335S.HTM)
5. **Enrolled** (enrolled) — [source](http://capitol.texas.gov/tlodocs/87R/billtext/html/SB00335F.HTM)

## Votes

- passage — **104–39** (pass) · lower

## Sponsors

- Johnson — primary (person)
- Wu — primary (person)
- Huffman — cosponsor (person)

## Timeline

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

- **2021-01-13** Received by the Secretary of the Senate `filing`
- **2021-01-13** Filed `filing`
- **2021-03-09** Read first time `introduction, reading-1`
- **2021-03-09** Referred to Jurisprudence `referral-committee`
- **2021-04-06** Scheduled for public hearing on . . .
- **2021-04-06** Considered in public hearing
- **2021-04-06** Testimony taken in committee
- **2021-04-12** Reported favorably as substituted `committee-passage-favorable`
- **2021-04-12** Recommended for local & uncontested calendar
- **2021-04-12** Committee report printed and distributed
- **2021-04-13** Co-author authorized
- **2021-04-14** Placed on intent calendar
- **2021-04-19** Placed on local & uncontested calendar
- **2021-04-19** Not again placed on intent calendar
- **2021-04-19** Laid before the Senate
- **2021-04-19** Read 2nd time & passed to engrossment
- **2021-04-19** Vote recorded in Journal
- **2021-04-19** Three day rule suspended
- **2021-04-19** Record vote
- **2021-04-19** Read 3rd time `reading-3`
- **2021-04-19** Passed `passage`
- **2021-04-19** Record vote
- **2021-04-19** Reported engrossed
- **2021-04-20** Received from the Senate `introduction`
- **2021-04-21** Read first time `introduction, reading-1`
- **2021-04-21** Referred to Criminal Jurisprudence `referral-committee`
- **2021-04-29** Considered in formal meeting
- **2021-04-29** Reported favorably w/o amendment(s) `committee-passage`
- **2021-05-14** Comte report filed with Committee Coordinator
- **2021-05-17** Committee report distributed
- **2021-05-17** Committee report sent to Calendars
- **2021-05-20** Considered in Calendars
- **2021-05-23** Placed on General State Calendar
- **2021-05-24** Read 2nd time `reading-2`
- **2021-05-24** Passed to 3rd reading
- **2021-05-25** Read 3rd time `reading-3`
- **2021-05-25** Passed `passage`
- **2021-05-25** Record vote
- **2021-05-25** Statement(s) of vote recorded in Journal
- **2021-05-25** House passage reported
- **2021-05-25** Reported enrolled
- **2021-05-27** Signed in the Senate
- **2021-05-27** Signed in the House
- **2021-05-27** Sent to the Governor `executive-receipt`
- **2021-06-16** Signed by the Governor `executive-signature`
- **2021-06-16** Effective on 9/1/21 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/8087b0cb-72ce-4127-9ca7-b63528707016`. Confidence: reported (aggregated from official Texas legislature records).