---
type: "Bill"
title: "Insurance, Health, Accident - As enacted, enacts the \"Proton Therapy Access Act.\" - Amends TCA Title 8; Title 56 and Title 71."
description: "Insurance, Health, Accident - As enacted, enacts the \"Proton Therapy Access Act.\" - Amends TCA Title 8; Title 56 and Title 71."
jurisdiction: "us/states/tn"
legislature: "Tennessee General Assembly"
session: "111"
identifier: "HB 184"
citation: "Tennessee HB 184 (111)"
classification: ["bill"]
subjects: ["Insurance", "Health", "Accident"]
status: "enacted"
primary_sponsors: ["Massey", "Smith"]
version_count: 4
action_count: 35
vote_count: 6
first_action: "2019-01-28"
last_action: "2019-05-01"
source: "openstates"
source_identifier: "ocd-bill/ff012e70-2650-4879-8f46-66a7c8ad02f2"
source_url: "http://wapp.capitol.tn.gov/apps/BillInfo/default.aspx?BillNumber=HB0184&GA=111"
source_hash: "46f339a6c9528fa230c1bec3a80099997eec0c634b2722c664f8f991c22bbc73"
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 HB 184 (111) — Insurance, Health, Accident - As enacted, enacts the "Proton Therapy Access Act." - Amends TCA Title 8; Title 56 and Title 71.

## Version chain

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

1. **Amendment HA0068** (committee substitute) — [source](http://www.capitol.tn.gov/Bills/111/Amend/HA0068.pdf)
2. **Amendment SA0089** (committee substitute) — [source](http://www.capitol.tn.gov/Bills/111/Amend/SA0089.pdf)
3. **Amendment SA0172** (committee substitute) — [source](http://www.capitol.tn.gov/Bills/111/Amend/SA0172.pdf)
4. **Current Version** (committee substitute) — [source](http://www.capitol.tn.gov/Bills/111/Bill/HB0184.pdf)

## Votes

- FLOOR VOTE: REGULAR CALENDAR PASSAGE ON THIRD CONSIDERATION 4/10/2019 Passed (1) — **94–0** (pass) · lower
- SENATE COMMERCE AND LABOR COMMITTEE: Recommended for passage with amendment/s, refer to Senate Calendar Committee Ayes 9, Nays 0 PNV 0 3/26/2019 Passed (2) — **8–0** (pass) · upper
- HOUSE CALENDAR & RULES COMMITTEE: H. Placed on Regular Calendar for 4/10/2019 4/4/2019 (2) — **0–0** (fail) · lower
- FLOOR VOTE: as Amended Third Consideration 4/4/2019 Passed (1) — **27–1** (pass) · upper
- HOUSE LIFE & HEALTH INSURANCE SUBCOMMITTEE: Rec. for pass by s/c ref. to Insurance Committee 3/13/2019 (4) — **0–0** (pass) · lower
- HOUSE INSURANCE: Rec. for pass. if am., ref. to Calendar & Rules Committee 3/19/2019 (3) — **0–0** (pass) · lower

## Sponsors

- Massey — primary (person)
- Smith — primary (person)

## Timeline

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

- **2019-01-28** Filed for introduction `reading-1, introduction`
- **2019-01-28** Filed for introduction `reading-1, introduction`
- **2019-01-30** Intro., P1C. `introduction`
- **2019-01-30** Introduced, Passed on First Consideration `introduction`
- **2019-01-31** P2C, ref. to Insurance Committee `referral-committee`
- **2019-01-31** Passed on Second Consideration, refer to Senate Commerce and Labor Committee
- **2019-02-01** Assigned to s/c Life & Health Insurance Subcommittee `referral-committee`
- **2019-03-06** Placed on s/c cal Life & Health Insurance Subcommittee for 3/13/2019
- **2019-03-12** Placed on Senate Commerce and Labor Committee calendar for 3/19/2019
- **2019-03-13** Placed on cal. Insurance Committee for 3/19/2019
- **2019-03-13** Rec. for pass by s/c ref. to Insurance Committee `committee-passage-favorable`
- **2019-03-19** Rec. for pass. if am., ref. to Calendar & Rules Committee `committee-passage-favorable`
- **2019-03-19** Placed on Senate Commerce and Labor Committee calendar for 3/26/2019
- **2019-03-19** Action deferred in Senate Commerce and Labor Committee to 3/26/2019
- **2019-03-26** Recommended for passage with amendment/s, refer to Senate Calendar Committee Ayes 8, Nays 0 PNV 0
- **2019-04-02** Placed on Senate Regular Calendar for 4/4/2019
- **2019-04-03** Placed on cal. Calendar & Rules Committee for 4/4/2019
- **2019-04-04** H. Placed on Regular Calendar for 4/10/2019
- **2019-04-04** Engrossed; ready for transmission to House
- **2019-04-04** Passed Senate as amended, Ayes 27, Nays 1 `passage`
- **2019-04-04** Amendment withdrawn. (Amendment 1 - SA0089)
- **2019-04-04** Senate adopted Amendment (Amendment 2 - SA0172)
- **2019-04-08** Rcvd. from S., held on H. desk.
- **2019-04-10** Comp. SB subst.
- **2019-04-10** Enrolled and ready for signatures
- **2019-04-10** Passed H., Ayes 94, Nays 0, PNV 1 `passage`
- **2019-04-10** Am. withdrawn. (Amendment 1 - HA0068) `amendment-withdrawal`
- **2019-04-10** Subst. for comp. HB.
- **2019-04-11** Signed by Senate Speaker
- **2019-04-15** Signed by H. Speaker
- **2019-04-16** Transmitted to Governor for action.
- **2019-04-25** Signed by Governor. `executive-signature`
- **2019-05-01** Comp. became Pub. Ch. 193
- **2019-05-01** Pub. Ch. 193
- **2019-05-01** Effective date(s) 01/01/2020

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ff012e70-2650-4879-8f46-66a7c8ad02f2`. Confidence: reported (aggregated from official Tennessee legislature records).