# Hawaii HB 242: RELATING TO ELECTRIC VEHICLE BATTERIES.

Hawaii HB 242, RELATING TO ELECTRIC VEHICLE BATTERIES., is a 2025–2026 Regular Session (Year 1) House bill sponsored by Lisa Marten (Democratic); status signed, last action 2025-06-25 (Act 209, 06/25/2025 (Gov. Msg. No. 1311).) (as of 2026-10-27).

- Canonical: https://policyrisk.com/state-bill/HI-HB242-2025
- As of: 2026-10-27
- Plain-text twin of the page above; the HTML and this file carry the same facts.

## Facts
- Bill: Hawaii HB 242
- State: Hawaii
- Session: 2025–2026 Regular Session (Year 1)
- Title: RELATING TO ELECTRIC VEHICLE BATTERIES.
- Status: signed
- Chamber: House
- Introduced: 2025-01-16
- Last action: 2025-06-25, Act 209, 06/25/2025 (Gov. Msg. No. 1311).
- Sponsor: Lisa Marten (Democratic)
- Cosponsors: 18
- Subjects: HSEO, Electric Vehicles, Batteries, Reuse, Recycling, Working Group, Report, EIG/AEN, WAM
- Touches household money: no
- Roll calls: 12 (234 yes, 7 no in all)
- Economic provisions PRIA read: 0

## Summary

Establishes a working group within the Hawaii State Energy Office to examine how to maximize the recycling and reuse of electric vehicle batteries and recommend electric vehicle battery management practices. Requires a report to the Legislature. (CD1)

## Bill overview

No economic impacts identified for this bill.

## Sponsors and cosponsors

- Sponsor: Lisa Marten (Democratic), House
- Cosponsor: Terez Amato (Democratic), House
- Cosponsor: Cory M. Chun (Democratic), House
- Cosponsor: Tina Nakada Grandinetti (Democratic), House
- Cosponsor: Kim Coco Iwamoto (Democratic), House
- Cosponsor: Kirstin Kahaloa (Democratic), House
- Cosponsor: Darius K. Kila (Democratic), House
- Cosponsor: Lisa Kitagawa (Democratic), House
- Cosponsor: LA CHICA
- Cosponsor: LAMOSAO
- Cosponsor: Nicole E. Lowen (Democratic), House
- Cosponsor: Scot Z. Matayoshi (Democratic), House
- Cosponsor: Ikaika Olds (Democratic), House
- Cosponsor: Amy A. Perruso (Democratic), House
- Cosponsor: Mahina Poepoe (Democratic), House
- Cosponsor: Sean Quinlan (Democratic), House
- Cosponsor: Kanani Souza (Republican), House
- Cosponsor: Jenna Takenouchi (Democratic), House
- Cosponsor: Adrian K. Tam (Democratic), House

## Roll call votes

| Date | Chamber | Motion | Result | Yes | No | Other |
| --- | --- | --- | --- | --- | --- | --- |
| 2025-04-30 | Senate | Senate Floor Vote | pass | 24 | 1 |   |
| 2025-04-30 | House | House Floor Vote | pass | 49 | 1 |   |
| 2025-04-25 | Senate | The Conference committee recommends that the measure be PASSED, WITH AMENDMENTS.... | pass | 3 | 0 |   |
| 2025-04-25 | House | The Conference Committee recommends that the measure be Passed, with Amendments.... | pass | 4 | 0 |   |
| 2025-04-08 | Senate | Senate Floor Vote | pass | 23 | 2 |   |
| 2025-04-02 | Senate | The committee(s) on WAM recommend(s) that the measure be PASSED, WITH AMENDMENT... | pass | 13 | 0 |   |
| 2025-03-11 | Senate | The committee(s) on EIG recommend(s) that the measure be PASSED, WITH AMENDMENT... | pass | 3 | 0 |   |
| 2025-03-11 | Senate | The committee(s) on AEN recommend(s) that the measure be PASSED, WITH AMENDMENT... | pass | 3 | 1 |   |
| 2025-02-27 | House | House Floor Vote | pass | 46 | 1 |   |
| 2025-02-20 | House | The committee on FIN recommend that the measure be PASSED, UNAMENDED. The votes ... | pass | 14 | 0 |   |
| 2025-02-12 | House | Passed Second Reading as amended in HD 1 and referred to the committee(s) on FIN... | pass | 47 | 1 |   |
| 2025-02-06 | House | The committee on EEP recommend that the measure be PASSED, WITH AMENDMENTS. The ... | pass | 5 | 0 |   |

## Actions (47)

- 2025-06-25: Act 209, 06/25/2025 (Gov. Msg. No. 1311). (Senate)
- 2025-06-25: Act 209, on 06/25/2025 (Gov. Msg. No. 1311). (House)
- 2025-05-02: Received notice of passage on Final Reading in House (Hse. Com. No. 821). (Senate)
- 2025-05-01: Received notice of Final Reading (Sen. Com. No. 888). (House)
- 2025-05-01: Transmitted to Governor. (House)
- 2025-04-30: Passed Final Reading, as amended (CD 1). Ayes, 24; Aye(s) with reservations: none. Noes, 1 (Senator(s) Awa). Excused, 0 (none). (Senate)
- 2025-04-30: Passed Final Reading as amended in CD 1 with none voting aye with reservations; Representative(s) Garcia voting no (1) and Representative(s) Cochran excused (1). (House)
- 2025-04-25: House Conferees Changed: Representative Lowen discharged as Co-Chair. Representative Perruso discharged as Member; Added as Co-Chair. (House)
- 2025-04-25: Received notice of change in conferees (Hse. Com. No. 816). (Senate)
- 2025-04-25: The Conference Committee recommends that the measure be Passed, with Amendments. The votes were as follows: 4 Ayes: Representative(s) Perruso, Takenouchi, Marten, Alcos; Ayes with reservations: none; 0 Noes: none; and 0 Excused: none. (House)
- 2025-04-25: The Conference committee recommends that the measure be PASSED, WITH AMENDMENTS. The votes of the Senate Conference Managers were as follows: 3 Aye(s): Senator(s) Wakai, Lee, C., Fevella; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Gabbard. (Senate)
- 2025-04-25: Reported from Conference Committee (Conf Com. Rep. No. 223) as amended in (CD 1). (House)
- 2025-04-25: Forty-eight (48) hours notice Wednesday, 04-30-25. (House)
- 2025-04-25: Reported from Conference Committee as amended CD 1 (Conf. Com. Rep. No. 223). (Senate)
- 2025-04-25: 48 Hrs. Notice (as amended CD 1) 04-30-25 (Senate)
- 2025-04-24: Senate Conferees Appointed: Wakai Chair; Gabbard, Lee, C. Co-Chairs; Fevella. (Senate)
- 2025-04-24: Received notice of Senate conferees (Sen. Com. No. 875). (House)
- 2025-04-24: Bill scheduled for Conference Committee Meeting on Friday, 04-25-25 4:15PM in conference room 325. (House)
- 2025-04-21: Received notice of appointment of House conferees (Hse. Com. No. 755). (Senate)
- 2025-04-17: House Conferees Appointed: Lowen, Takenouchi Co-Chairs; Marten, Perruso, Alcos. (House)
- 2025-04-11: Received notice of disagreement (Hse. Com. No. 704). (Senate)
- 2025-04-10: House disagrees with Senate amendment (s). (House)
- 2025-04-08: Report Adopted; Passed Third Reading, as amended (SD 2). Ayes, 23; Aye(s) with reservations: Senator(s) DeCoite. Noes, 2 (Senator(s) Awa, DeCorte). Excused, 0 (none). Transmitted to House. (Senate)
- 2025-04-08: Returned from Senate (Sen. Com. No. 607) in amended form (SD 2). (House)
- 2025-04-04: Reported from WAM (Stand. Com. Rep. No. 1808) with recommendation of passage on Third Reading, as amended (SD 2). (Senate)
- 2025-04-04: 48 Hrs. Notice 04-08-25. (Senate)
- 2025-04-02: The committee(s) on WAM recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in WAM were as follows: 13 Aye(s): Senator(s) Dela Cruz, Moriwaki, Aquino, DeCoite, Elefante, Hashimoto, Inouye, Kanuha, Kidani, Kim, Lee, C., Wakai, Fevella; Aye(s) with reservations: none ; 0 No(es): none; and 0 Excused: none. (Senate)
- 2025-03-27: The committee(s) on WAM will hold a public decision making on 04-02-25 10:01AM; Conference Room 211 & Videoconference. (Senate)
- 2025-03-18: Reported from EIG/AEN (Stand. Com. Rep. No. 1118) with recommendation of passage on Second Reading, as amended (SD 1) and referral to WAM. (Senate)
- 2025-03-18: Report adopted; Passed Second Reading, as amended (SD 1) and referred to WAM. (Senate)
- 2025-03-11: The committee(s) on EIG recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in EIG were as follows: 3 Aye(s): Senator(s) Wakai, Chang, Richards; Aye(s) with reservations: none ; 0 No(es): none; and 2 Excused: Senator(s) DeCoite, Fevella. (Senate)
- 2025-03-11: The committee(s) on AEN recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in AEN were as follows: 3 Aye(s): Senator(s) Gabbard, Richards, Rhoads; Aye(s) with reservations: none ; 1 No(es): Senator(s) Awa; and 1 Excused: Senator(s) DeCoite. (Senate)
- 2025-03-07: The committee(s) on EIG/AEN has scheduled a public hearing on 03-11-25 3:00PM; Conference Room 016 & Videoconference. (Senate)
- 2025-03-04: Referred to EIG/AEN, WAM. (Senate)
- 2025-02-28: Received from House (Hse. Com. No. 11). (Senate)
- 2025-02-28: Passed First Reading. (Senate)
- 2025-02-27: Reported from FIN (Stand. Com. Rep. No. 879), recommending passage on Third Reading. (House)
- 2025-02-27: Passed Third Reading with none voting aye with reservations; Representative(s) Garcia voting no (1) and Representative(s) Cochran, Pierick, Templo, Ward excused (4). Transmitted to Senate. (House)
- 2025-02-20: The committee on FIN recommend that the measure be PASSED, UNAMENDED. The votes were as follows: 14 Ayes: Representative(s) Yamashita, Takenouchi, Grandinetti, Holt, Hussey, Keohokapu-Lee Loy, Kitagawa, Kusch, Lamosao, Lee, M., Miyake, Morikawa, Templo, Reyes Oda; Ayes with reservations: none; Noes: none; and 2 Excused: Representative(s) Alcos, Ward. (House)
- 2025-02-18: Bill scheduled to be heard by FIN on Thursday, 02-20-25 12:00PM in House conference room 308 VIA VIDEOCONFERENCE. (House)
- 2025-02-12: Reported from EEP (Stand. Com. Rep. No. 502) as amended in HD 1, recommending passage on Second Reading and referral to FIN. (House)
- 2025-02-12: Passed Second Reading as amended in HD 1 and referred to the committee(s) on FIN with none voting aye with reservations; Representative(s) Garcia voting no (1) and Representative(s) Cochran, Sayama, Ward excused (3). (House)
- 2025-02-06: The committee on EEP recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 5 Ayes: Representative(s) Lowen, Perruso, Kahaloa, Kusch, Quinlan; Ayes with reservations: none; Noes: none; and 1 Excused: Representative(s) Ward. (House)
- 2025-01-29: Bill scheduled to be heard by EEP on Thursday, 02-06-25 9:00AM in House conference room 325 VIA VIDEOCONFERENCE. (House)
- 2025-01-21: Referred to EEP, FIN, referral sheet 1 (House)
- 2025-01-17: Introduced and Pass First Reading. (House)
- 2025-01-16: Pending introduction. (House)

## Bill text

- Bill Text: [PDF](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_CD1_.pdf)
- HB242_CD1: [HTML](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_CD1_.HTM)
- HB242_HD1: [HTML](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_HD1_.HTM)
- HB242_SD1: [HTML](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_SD1_.HTM)
- HB242_SD2: [HTML](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_SD2_.HTM)
- Original: [HTML](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_.HTM), [PDF](https://data.capitol.hawaii.gov/sessions/session2025/bills/GM1311_.PDF)

## Related bills

- HB 431: RELATING TO HOUSING. (signed)
- HB 1064: RELATING TO FIRE PROTECTION. (signed)
- SB 1044: RELATING TO THE STABILIZATION OF PROPERTY INSURANCE. (signed)
- SB 1231: RELATING TO PARENTAGE. (signed)
- SB 935: RELATING TO GOVERNMENT. (signed)
- HB 703: RELATING TO KUPUNA HOUSING. (signed)

## Sources
- [Bill Text (PDF)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_CD1_.pdf)
- [HB242_CD1 (HTML)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_CD1_.HTM)
- [HB242_HD1 (HTML)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_HD1_.HTM)
- [HB242_SD1 (HTML)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_SD1_.HTM)
- [HB242_SD2 (HTML)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_SD2_.HTM)
- [Original (HTML)](https://data.capitol.hawaii.gov/sessions/session2025/bills/HB242_.HTM)
- [Original (PDF)](https://data.capitol.hawaii.gov/sessions/session2025/bills/GM1311_.PDF)

## Related
- [HB 431: RELATING TO HOUSING.](https://policyrisk.com/state-bill/HI-HB431-2025)
- [HB 1064: RELATING TO FIRE PROTECTION.](https://policyrisk.com/state-bill/HI-HB1064-2025)
- [SB 1044: RELATING TO THE STABILIZATION OF PROPERTY INSURANCE.](https://policyrisk.com/state-bill/HI-SB1044-2025)
- [SB 1231: RELATING TO PARENTAGE.](https://policyrisk.com/state-bill/HI-SB1231-2025)
- [SB 935: RELATING TO GOVERNMENT.](https://policyrisk.com/state-bill/HI-SB935-2025)
- [HB 703: RELATING TO KUPUNA HOUSING.](https://policyrisk.com/state-bill/HI-HB703-2025)
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- [Hawaii state hub](https://policyrisk.com/states/hawaii)
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Source: PRIA, https://policyrisk.com/state-bill/HI-HB242-2025 (as of 2026-10-27).