---
type: "Bill"
title: "DUI Offenses - As enacted, adds physician assistants to the list of medical practitioners who are qualified to draw blood from a motor vehicle operator for evidentiary purposes in a DUI investigation. - Amends TCA Title 55, Chapter 10, Part 4."
description: "DUI Offenses - As enacted, adds physician assistants to the list of medical practitioners who are qualified to draw blood from a motor vehicle operator for evidentiary purposes in a DUI investigation. - Amends TCA Title 55, Chapter 10, Part 4."
jurisdiction: "us/states/tn"
legislature: "Tennessee General Assembly"
session: "111"
identifier: "SB 636"
citation: "Tennessee SB 636 (111)"
classification: ["bill"]
subjects: ["DUI Offenses"]
status: "enacted"
primary_sponsors: ["Johnson", "Ogles"]
version_count: 1
action_count: 31
vote_count: 7
first_action: "2019-02-05"
last_action: "2019-05-29"
source: "openstates"
source_identifier: "ocd-bill/6eead82b-1416-4500-a0e5-c9cab7edb951"
source_url: "http://wapp.capitol.tn.gov/apps/BillInfo/default.aspx?BillNumber=SB0636&GA=111"
source_hash: "f90148b1f6653325adb337e8398447b465ada2d7f0feebb0ac13b005881ab5bd"
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-tn"]
---

# Tennessee SB 636 (111) — DUI Offenses - As enacted, adds physician assistants to the list of medical practitioners who are qualified to draw blood from a motor vehicle operator for evidentiary purposes in a DUI investigation. - Amends TCA Title 55, Chapter 10, Part 4.

## Version chain

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

1. **Current Version** (committee substitute) — [source](http://www.capitol.tn.gov/Bills/111/Bill/SB0636.pdf)

## Votes

- FLOOR VOTE: Motion to Adopt 4/29/2019 Passed (2) — **32–0** (pass) · upper
- FLOOR VOTE: CONSENT CALENDAR PASSAGE ON THIRD CONSIDERATION 4/15/2019 Passed (1) — **97–0** (pass) · lower
- HOUSE CRIMINAL JUSTICE SUBCOMMITTEE: Rec. for pass by s/c ref. to Judiciary 3/27/2019 — **0–0** (pass) · lower
- FLOOR VOTE: Motion to Adopt 4/29/2019 Passed (1) — **32–0** (pass) · upper
- HOUSE JUDICIARY COMMITTEE: Rec. for pass; ref to Calendar & Rules Committee 4/3/2019 — **0–0** (pass) · lower
- HOUSE CALENDAR & RULES COMMITTEE: H. Placed on Consent Calendar for 4/15/2019 4/11/2019 (2) — **0–0** (fail) · lower
- SENATE JUDICIARY COMMITTEE: Recommended for passage, refer to Senate Calendar Committee 4/23/2019 Passed (3) — **8–0** (pass) · upper

## Sponsors

- Johnson — primary (person)
- Ogles — primary (person)

## Timeline

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

- **2019-02-05** Filed for introduction `reading-1, introduction`
- **2019-02-06** Introduced, Passed on First Consideration `introduction`
- **2019-02-06** Intro. `introduction`
- **2019-02-06** Filed for introduction `reading-1, introduction`
- **2019-02-07** Passed on Second Consideration, refer to Senate Judiciary Committee
- **2019-02-07** P1C.
- **2019-02-11** P2C, ref. to Judiciary `referral-committee`
- **2019-02-13** Assigned to s/c Criminal Justice Subcommittee `referral-committee`
- **2019-03-20** Placed on s/c cal Criminal Justice Subcommittee for 3/27/2019
- **2019-03-27** Placed on cal. Judiciary for 4/3/2019
- **2019-03-27** Rec. for pass by s/c ref. to Judiciary `committee-passage-favorable`
- **2019-04-03** Rec. for pass; ref to Calendar & Rules Committee `committee-passage-favorable`
- **2019-04-10** Placed on cal. Calendar & Rules Committee for 4/11/2019
- **2019-04-11** H. Placed on Consent Calendar for 4/15/2019
- **2019-04-15** Passed H., Ayes 97, Nays 0, PNV 0 `passage`
- **2019-04-16** Engrossed; ready for transmission to Sen.
- **2019-04-17** Placed on Senate Judiciary Committee calendar for 4/23/2019
- **2019-04-17** Received from House, Passed on First Consideration `introduction`
- **2019-04-23** Recommended for passage, refer to Senate Calendar Committee
- **2019-04-25** Placed on Senate Consent Calendar 2 for 4/29/2019
- **2019-04-29** Companion House Bill substituted
- **2019-04-29** Passed Senate, Ayes 32, Nays 0 `passage`
- **2019-04-29** Senate substituted House Bill for companion Senate Bill.
- **2019-05-02** Enrolled; ready for sig. of H. Speaker.
- **2019-05-08** Signed by H. Speaker
- **2019-05-13** Signed by Senate Speaker
- **2019-05-15** Transmitted to Governor for his action. `executive-receipt`
- **2019-05-22** Signed by Governor. `executive-signature`
- **2019-05-29** Comp. became Pub. Ch. 448
- **2019-05-29** Pub. Ch. 448
- **2019-05-29** Effective date(s) 05/22/2019

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/6eead82b-1416-4500-a0e5-c9cab7edb951`. Confidence: reported (aggregated from official Tennessee legislature records).