---
type: "Bill"
title: "Insurance, Health, Accident - As enacted, requires a health insurer that issues, amends, delivers, or renews a contract or agreement for a health benefit plan to take effect on or after January 1, 2027, to include coverage for biomarker testing; requires a TennCare health benefit plan that is issued, amended, or renewed on or after January 1, 2027, to provide coverage for biomarker testing when medically necessary. - Amends TCA Title 56 and Title 71."
description: "Insurance, Health, Accident - As enacted, requires a health insurer that issues, amends, delivers, or renews a contract or agreement for a health benefit plan to take effect on or after January 1, 2027, to include coverage for biomarker testing; requires a TennCare health benefit plan that is issued, amended, or renewed on or after January 1, 2027, to provide coverage for biomarker testing when medically necessary. - Amends TCA Title 56 and Title 71."
jurisdiction: "us/states/tn"
legislature: "Tennessee General Assembly"
session: "114"
identifier: "HB 484"
citation: "Tennessee HB 484 (114)"
classification: ["bill"]
subjects: ["Accident", "Health", "Insurance"]
status: "enacted"
primary_sponsors: ["Martin B"]
version_count: 4
action_count: 51
vote_count: 8
first_action: "2025-01-28"
last_action: "2026-05-14"
source: "openstates"
source_identifier: "ocd-bill/344e10b0-ba11-46a3-ac9d-ea75d56e77f9"
source_url: "https://wapp.capitol.tn.gov/apps/BillInfo/Default?BillNumber=HB0484&ga=114"
source_hash: "87668d21e633b0a5d7d444925bf4ba8924002edcacc4693baa2bab22e5cacb7d"
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 484 (114) — Insurance, Health, Accident - As enacted, requires a health insurer that issues, amends, delivers, or renews a contract or agreement for a health benefit plan to take effect on or after January 1, 2027, to include coverage for biomarker testing; requires a TennCare health benefit plan that is issued, amended, or renewed on or after January 1, 2027, to provide coverage for biomarker testing when medically necessary. - Amends TCA Title 56 and Title 71.

## Version chain

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

1. **Amendment HA0142** (committee substitute) — [source](https://capitol.tn.gov/Bills/114/Amend/HA0142.pdf)
2. **Amendment HA0800** (committee substitute) — [source](https://capitol.tn.gov/Bills/114/Amend/HA0800.pdf)
3. **Amendment SA1015** (committee substitute) — [source](https://capitol.tn.gov/Bills/114/Amend/SA1015.pdf)
4. **Current Version** (committee substitute) — [source](https://capitol.tn.gov/Bills/114/Bill/HB0484.pdf)

## Votes

- HOUSE INSURANCE COMMITTEE: Rec. for pass. if am., ref. to Government Operations Committee 3/19/2025 Passed — **16–1** (pass) · lower
- HOUSE GOVERNMENT OPERATIONS COMMITTEE: Rec. for pass; ref to Finance, Ways, and Means Committee 2/9/2026 Passed — **15–0** (pass) · lower
- HOUSE CALENDAR & RULES COMMITTEE: H. Placed on Regular Calendar for 3/30/2026 3/26/2026 (2) — **0–0** (fail) · lower
- HOUSE FINANCE, WAYS, AND MEANS COMMITTEE: Rec. for pass. if am., ref. to Calendar & Rules Committee 3/24/2026 Passed — **26–1** (pass) · lower
- HOUSE FINANCE, WAYS, AND MEANS SUBCOMMITTEE: Rec for pass if am by s/c ref. to Finance, Ways, and Means Committee 3/18/2026 Passed — **12–0** (pass) · lower
- INSURANCE SUBCOMMITTEE: Rec for pass if am by s/c ref. to Insurance Committee 3/12/2025 Passed (3) — **6–0** (pass) · lower
- FLOOR VOTE: Third Consideration 4/16/2026 Passed (1) — **29–1** (pass) · upper
- FLOOR VOTE: REGULAR CALENDAR AS AMENDED PASSAGE ON THIRD CONSIDERATION 3/30/2026 Passed (1) — **94–0** (pass) · lower

## Sponsors

- Martin B — primary (person)

## Timeline

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

- **2025-01-28** Filed for introduction `filing`
- **2025-01-29** Sponsor(s) Added. `sponsorship`
- **2025-02-03** Intro., P1C. `introduction`
- **2025-02-05** Assigned to s/c Insurance Subcommittee `referral-committee`
- **2025-02-05** P2C, ref. to Insurance Committee - Government Operations for Review `referral-committee`
- **2025-02-12** Sponsor(s) Added. `sponsorship`
- **2025-02-18** Sponsor(s) Added. `sponsorship`
- **2025-02-26** Placed on s/c cal Insurance Subcommittee for 3/5/2025
- **2025-02-27** Sponsor(s) Added. `sponsorship`
- **2025-03-03** Sponsor(s) Added. `sponsorship`
- **2025-03-05** Placed on s/c cal Insurance Subcommittee for 3/12/2025
- **2025-03-05** Action Def. in s/c Insurance Subcommittee to 3/12/2025
- **2025-03-12** Placed on cal. Insurance Committee for 3/19/2025
- **2025-03-12** Rec for pass if am by s/c ref. to Insurance Committee `referral-committee`
- **2025-03-13** Sponsor(s) Added. `sponsorship`
- **2025-03-18** Sponsor(s) Added. `sponsorship`
- **2025-03-19** Rec. for pass. if am., ref. to Government Operations Committee `committee-passage-favorable`
- **2025-03-26** Sponsor(s) Added. `sponsorship`
- **2025-03-26** Placed on cal. Government Operations Committee for 3/31/2025
- **2025-03-31** Taken off notice for cal. in Government Operations Committee
- **2026-02-04** Placed on cal. Government Operations Committee for 2/9/2026
- **2026-02-06** Sponsor(s) Added. `sponsorship`
- **2026-02-09** Sponsor(s) Added. `sponsorship`
- **2026-02-09** Assigned to s/c Finance, Ways, and Means Subcommittee `referral-committee`
- **2026-02-09** Rec. for pass; ref to Finance, Ways, and Means Committee `committee-passage-favorable`
- **2026-02-11** Sponsor(s) Added. `sponsorship`
- **2026-02-25** Placed on s/c cal Finance, Ways, and Means Subcommittee for 3/4/2026
- **2026-03-04** Placed behind the budget
- **2026-03-12** Sponsor(s) Added. `sponsorship`
- **2026-03-12** Placed on s/c cal Finance, Ways, and Means Subcommittee for 3/18/2026
- **2026-03-18** Placed on cal. Finance, Ways, and Means Committee for 3/24/2026
- **2026-03-18** Rec for pass if am by s/c ref. to Finance, Ways, and Means Committee `referral-committee`
- **2026-03-24** Rec. for pass. if am., ref. to Calendar & Rules Committee `committee-passage-favorable`
- **2026-03-25** Placed on cal. Calendar & Rules Committee for 3/26/2026
- **2026-03-26** H. Placed on Regular Calendar for 3/30/2026
- **2026-03-30** Sponsor(s) Added. `sponsorship`
- **2026-03-30** Passed H., as am., Ayes 94, Nays 0, PNV 0 `passage`
- **2026-03-30** H. adopted am. (Amendment 2 - HA0800) `amendment-passage`
- **2026-03-30** Am. withdrawn. (Amendment 1 - HA0142) `amendment-withdrawal`
- **2026-03-31** Engrossed; ready for transmission to Sen. `receipt`
- **2026-04-02** Received from House, Passed on First Consideration `introduction`
- **2026-04-16** Passed Senate, Ayes 29, Nays 1 `passage`
- **2026-04-16** Amendment withdrawn. (Amendment 1 - SA1015)
- **2026-04-16** Senate substituted House Bill for companion Senate Bill. `substitution`
- **2026-04-23** Enrolled; ready for sig. of H. Speaker. `enrolled`
- **2026-04-30** Signed by H. Speaker `passage`
- **2026-05-05** Signed by Senate Speaker `passage`
- **2026-05-06** Transmitted to Governor for his action. `executive-receipt`
- **2026-05-07** Signed by Governor. `executive-signature`
- **2026-05-14** Effective date(s) 05/07/2026
- **2026-05-14** Pub. Ch. 929

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/344e10b0-ba11-46a3-ac9d-ea75d56e77f9`. Confidence: reported (aggregated from official Tennessee legislature records).