---
type: "Bill"
title: "RELATING TO TRANSPORTATION."
description: "Conditions the issuance of a certificate of inspection upon a vehicle or moped not being equipped with a noisy muffler or exhaust system. Requires rules regarding safety check inspections to ensure that a vehicle or moped is not equipped with a noisy muffler or exhaust system. Suspends, revokes, or refuses renewal of a permit for an official inspection station for repeatedly violating any rule regarding inspecting a noisy muffler or exhaust system within a certain period. Clarifies the types of mufflers that are prohibited. Increases the maximum fine for motor vehicle owners that violate noisy muffler laws. Includes repairing or installing a noisy muffler or exhaust system as a prohibited practice for motor vehicle repair laws. (CD1)"
jurisdiction: "us/states/hi"
legislature: "Hawaii Legislature"
session: "2025"
identifier: "SB 1216"
citation: "Hawaii SB 1216 (2025)"
classification: ["bill"]
subjects: ["Certificate of Inspection", "Exhaust Systems", "Mopeds", "Motor Vehicle Repair", "Motor Vehicles", "Motorcycles", "Mufflers", "Penalties"]
status: "enacted"
primary_sponsors: ["MORIWAKI"]
version_count: 5
action_count: 49
vote_count: 8
first_action: "2025-01-21"
last_action: "2025-06-03"
source: "openstates"
source_identifier: "ocd-bill/1230315d-8cbe-43ed-bb77-b7ee2ac13c77"
source_url: "https://capitol.hawaii.gov/session/archives/measure_indiv_Archives.aspx?billtype=SB&billnumber=1216&year=2025"
source_hash: "f903bf700c7ecbb659406c16759384df0c61a9edac056cc592b8ae73d1fe3fdd"
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-hi"]
---

# Hawaii SB 1216 (2025) — RELATING TO TRANSPORTATION.

Conditions the issuance of a certificate of inspection upon a vehicle or moped not being equipped with a noisy muffler or exhaust system. Requires rules regarding safety check inspections to ensure that a vehicle or moped is not equipped with a noisy muffler or exhaust system. Suspends, revokes, or refuses renewal of a permit for an official inspection station for repeatedly violating any rule regarding inspecting a noisy muffler or exhaust system within a certain period. Clarifies the types of mufflers that are prohibited. Increases the maximum fine for motor vehicle owners that violate noisy muffler laws. Includes repairing or installing a noisy muffler or exhaust system as a prohibited practice for motor vehicle repair laws. (CD1)

## Version chain

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

1. **SB1216** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2025/bills/SB1216_.HTM)
2. **SB1216_CD1** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2025/bills/SB1216_CD1_.HTM)
3. **SB1216_HD1** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2025/bills/SB1216_HD1_.HTM)
4. **SB1216_HD2** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2025/bills/SB1216_HD2_.HTM)
5. **SB1216_SD1** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2025/bills/SB1216_SD1_.HTM)

## Votes

- The committee on TRN recommend that the measure be PASSED, WITH AMENDMENTS. — **6–0** (pass) · lower
- The committee(s) on TCA recommend(s) that the measure be PASSED, WITH AMENDMENTS. — **3–2** (pass) · upper
- The committee on JHA recommend that the measure be PASSED, WITH AMENDMENTS. — **9–1** (pass) · lower
- Passed Final Reading, as amended (CD 1). — **21–4** (pass) · upper
- The Conference Committee recommends that the measure be Passed, with Amendments. — **3–0** (pass) · lower
- The committee(s) on JDC recommend(s) that the measure be PASSED, UNAMENDED. — **3–1** (pass) · upper
- Report Adopted; Passed Third Reading. — **20–5** (pass) · upper
- The Conference committee recommends that the measure be PASSED, WITH AMENDMENTS. — **2–0** (pass) · upper

## Sponsors

- MORIWAKI — primary (person)

## Timeline

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

- **2025-06-03** Act 172, on 06/03/2025 (Gov. Msg. No. 1272). `became-law`
- **2025-06-03** Act 172, 06/03/2025 (Gov. Msg. No. 1272). `became-law`
- **2025-05-02** Enrolled to Governor. `executive-receipt`
- **2025-05-02** Received notice of passage on Final Reading in House (Hse. Com. No. 821). `receipt`
- **2025-05-01** Received notice of Final Reading (Sen. Com. No. 888). `receipt`
- **2025-04-30** Passed Final Reading as amended in CD 1 with none voting aye with reservations; Representative(s) Garcia, Muraoka voting no (2) and Representative(s) Cochran excused (1). `passage`
- **2025-04-30** Passed Final Reading, as amended (CD 1). Ayes, 21; Aye(s) with reservations: none. Noes, 4 (Senator(s) Awa, DeCorte, Fevella, McKelvey). Excused, 0 (none). `passage`
- **2025-04-24** Forty-eight (48) hours notice Wednesday, 04-30-25.
- **2025-04-24** Reported from Conference Committee (Conf Com. Rep. No. 95) as amended in (CD 1).
- **2025-04-24** 48 Hrs. Notice (as amended CD 1) 04-30-25.
- **2025-04-24** Reported from Conference Committee as amended CD 1 (Conf. Com. Rep. No. 95).
- **2025-04-23** The Conference Committee recommends that the measure be Passed, with Amendments. The votes were as follows: 3 Ayes: Representative(s) Kila, Tarnas, Grandinetti; Ayes with reservations: none; 0 Noes: none; and 1 Excused: Representative(s) Muraoka.
- **2025-04-23** The Conference committee recommends that the measure be PASSED, WITH AMENDMENTS. The votes of the Senate Conference Managers were as follows: 2 Aye(s): Senator(s) Lee, C., Rhoads; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Moriwaki. `committee-passage-favorable`
- **2025-04-22** Conference committee meeting to reconvene on 04-23-25 10:30AM; Conference Room 329.
- **2025-04-21** Conference committee meeting scheduled for 04-22-25 10:30AM; Conference Room 329.
- **2025-04-16** Received notice of Senate conferees (Sen. Com. No. 809). `receipt`
- **2025-04-16** Senate Conferees Appointed: Lee, C. Chairs; Rhoads Co-Chair; Moriwaki.
- **2025-04-15** Received notice of appointment of House conferees (Hse. Com. No. 731). `receipt`
- **2025-04-14** House Conferees Appointed: Kila, Tarnas Co-Chairs; Grandinetti, Muraoka.
- **2025-04-08** Received notice of disagreement (Sen. Com. No. 774). `receipt`
- **2025-04-08** Senate disagrees with House amendments. `amendment-failure`
- **2025-04-08** Received from House (Hse. Com. No. 597). `introduction, receipt`
- **2025-04-04** Passed Third Reading as amended in HD 2 with none voting aye with reservations; Representative(s) Alcos, Garcia, Pierick voting no (3) and Representative(s) Cochran excused (1). Transmitted to Senate. `passage`
- **2025-04-02** Forty-eight (48) hours notice Friday, 04-04-25.
- **2025-04-02** Reported from JHA (Stand. Com. Rep. No. 1771) as amended in HD 2, recommending passage on Third Reading.
- **2025-03-28** The committee on JHA recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 9 Ayes: Representative(s) Tarnas, Poepoe, Belatti, Hashem, Kahaloa, Perruso, Takayama, Todd, Shimizu; Ayes with reservations: none; 1 Noes: Representative(s) Garcia; and 1 Excused: Representative(s) Cochran. `committee-passage-favorable`
- **2025-03-25** Bill scheduled to be heard by JHA on Friday, 03-28-25 2:00PM in House conference room 325 VIA VIDEOCONFERENCE.
- **2025-03-18** Passed Second Reading as amended in HD 1 and referred to the committee(s) on JHA with none voting aye with reservations; Representative(s) Garcia voting no (1) and Representative(s) Cochran, Ward excused (2). `reading-2, referral-committee`
- **2025-03-18** Reported from TRN (Stand. Com. Rep. No. 1319) as amended in HD 1, recommending passage on Second Reading and referral to JHA.
- **2025-03-13** The committee on TRN recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 6 Ayes: Representative(s) Kila, Grandinetti, Evslin, Kitagawa, Miyake, Muraoka; Ayes with reservations: none; Noes: none; and 3 Excused: Representative(s) Cochran, La Chica, Pierick. `committee-passage-favorable`
- **2025-03-11** Bill scheduled to be heard by TRN on Thursday, 03-13-25 9:00AM in House conference room 430 VIA VIDEOCONFERENCE.
- **2025-03-06** Referred to TRN, JHA, referral sheet 19 `referral-committee`
- **2025-03-06** Pass First Reading `reading-1`
- **2025-03-04** Received from Senate (Sen. Com. No. 275) in amended form (SD 1). `introduction, receipt`
- **2025-03-04** Report Adopted; Passed Third Reading. Ayes, 20; Aye(s) with reservations: none. Noes, 5 (Senator(s) Awa, DeCorte, Fevella, Inouye, McKelvey). Excused, 0 (none). Transmitted to House. `passage`
- **2025-02-28** One Day Notice 03-04-25.
- **2025-02-28** Reported from JDC (Stand. Com. Rep. No. 1028) with recommendation of passage on Third Reading.
- **2025-02-20** The committee(s) on JDC recommend(s) that the measure be PASSED, UNAMENDED. The votes in JDC were as follows: 3 Aye(s): Senator(s) Rhoads, Chang, San Buenaventura; Aye(s) with reservations: none ; 1 No(es): Senator(s) Awa; and 1 Excused: Senator(s) Gabbard. `committee-passage-favorable`
- **2025-02-18** The committee(s) on JDC will hold a public decision making on 02-20-25 10:01AM; CR 016 & Videoconference.
- **2025-02-14** Report adopted; Passed Second Reading, as amended (SD 1) and referred to JDC. `reading-2, referral-committee`
- **2025-02-14** Reported from TCA (Stand. Com. Rep. No. 484) with recommendation of passage on Second Reading, as amended (SD 1) and referral to JDC.
- **2025-02-11** The committee(s) on TCA recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in TCA were as follows: 3 Aye(s): Senator(s) Lee, C., Elefante, Kanuha; Aye(s) with reservations: none ; 2 No(es): Senator(s) Inouye, DeCorte; and 0 Excused: none. `committee-passage-favorable`
- **2025-02-06** The committee(s) on TCA deferred the measure until 02-11-25 3:02PM; CR 224. `deferral`
- **2025-02-04** The committee(s) on TCA deferred the measure until 02-06-25 3:01PM; Conference Room 224. `deferral`
- **2025-01-31** The committee(s) on TCA has scheduled a public hearing on 02-04-25 3:00PM; Conference Room 224 & Videoconference.
- **2025-01-28** Re-Referred to TCA, JDC. `referral-committee`
- **2025-01-27** Referred to TCA/EIG, JDC. `referral-committee`
- **2025-01-23** Introduced and passed First Reading. `introduction`
- **2025-01-21** Pending Introduction.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/1230315d-8cbe-43ed-bb77-b7ee2ac13c77`. Confidence: reported (aggregated from official Hawaii legislature records).