---
type: "Bill"
title: "RELATING TO RESIDENTIAL HOUSING UTILITIES."
description: "No later than 1/1/2029, requires each county board of water supply to publish a map of its service area and a list of service-restricted areas on their website. Specifies a procedure for responding to certain water availability requests. (CD1)"
jurisdiction: "us/states/hi"
legislature: "Hawaii Legislature"
session: "2026"
identifier: "SB 2398"
citation: "Hawaii SB 2398 (2026)"
classification: ["bill"]
subjects: ["County Board of Water Supply", "Publication", "Service Area Map", "Service-Restricted Areas", "Water Service Availability"]
status: "enacted"
primary_sponsors: ["CHANG", "INOUYE", "KEOHOKALOLE"]
version_count: 6
action_count: 51
vote_count: 10
first_action: "2026-01-20"
last_action: "2026-05-27"
source: "openstates"
source_identifier: "ocd-bill/25716dea-20f6-4fe2-8b9f-15ab47acaecc"
source_url: "https://capitol.hawaii.gov/session/measure_indiv.aspx?billtype=SB&billnumber=2398&year=2026"
source_hash: "12d79f614de5d1ba90b0362f1cfad247414766bd30dc99262f648406c7c3c0d4"
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 2398 (2026) — RELATING TO RESIDENTIAL HOUSING UTILITIES.

No later than 1/1/2029, requires each county board of water supply to publish a map of its service area and a list of service-restricted areas on their website. Specifies a procedure for responding to certain water availability requests. (CD1)

## Version chain

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

1. **SB2398** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2398_.HTM)
2. **SB2398_CD1** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2398_CD1_.HTM)
3. **SB2398_HD1** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2398_HD1_.HTM)
4. **SB2398_HD2** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2398_HD2_.HTM)
5. **SB2398_SD1** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2398_SD1_.HTM)
6. **SB2398_SD2** (committee substitute) — [source](https://data.capitol.hawaii.gov/sessions/session2026/bills/SB2398_SD2_.HTM)

## Votes

- The Conference Committee recommends that the measure be Passed, with Amendments. — **3–1** (pass) · lower
- The Conference committee recommends that the measure be PASSED, WITH AMENDMENTS. — **3–0** (pass) · upper
- The committee on JHA recommend that the measure be PASSED, WITH AMENDMENTS. — **7–1** (pass) · lower
- The committee on HSG recommend that the measure be PASSED, WITH AMENDMENTS. — **7–2** (pass) · lower
- The committee on WAL recommend that the measure be PASSED, UNAMENDED. — **6–2** (pass) · lower
- The committee(s) on CPN recommend(s) that the measure be PASSED, WITH AMENDMENTS. — **4–0** (pass) · upper
- The committee(s) on EIG recommend(s) that the measure be PASSED, WITH AMENDMENTS. — **3–0** (pass) · upper
- Passed Final Reading, as amended (CD 1). — **24–0** (pass) · upper
- The committee(s) on HOU recommend(s) that the measure be PASSED, WITH AMENDMENTS. — **4–0** (pass) · upper
- Report adopted; Passed Third Reading, as amended (SD 2). — **25–0** (pass) · upper

## Sponsors

- CHANG — primary (person)
- INOUYE — primary (person)
- KEOHOKALOLE — primary (person)
- Elefante — cosponsor (person)
- Kanuha — cosponsor (person)
- San Buenaventura — cosponsor (person)

## Timeline

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

- **2026-05-27** Act 045, on 05/27/2026 (Gov. Msg. No. 1145). `became-law`
- **2026-05-27** Act 045, 05/27/2026 (Gov. Msg. No. 1145). `became-law`
- **2026-05-07** Enrolled to Governor. `executive-receipt`
- **2026-05-08** Received notice of passage on Final Reading in House (Hse. Com. No. 888). `receipt`
- **2026-05-06** Passed Final Reading as amended in CD 1 with Representative(s) Reyes Oda voting aye with reservations; Representative(s) Alcos, Cochran, Garcia, Gedeon, Muraoka, Shimizu voting no (6) and none excused (0). `passage`
- **2026-05-05** Received notice of Final Reading (Sen. Com. No. 814). `receipt`
- **2026-05-01** Passed Final Reading, as amended (CD 1). Ayes, 24; Aye(s) with reservations: none. Noes, 0 (none). Excused, 1 (Senator(s) Fukunaga). `passage`
- **2026-05-01** Deferred one day 05-06-26. `deferral`
- **2026-04-29** Forty-eight (48) hours notice Friday, 05-01-26.
- **2026-04-29** Reported from Conference Committee (Conf Com. Rep. No. 27-26) as amended in (CD 1).
- **2026-04-29** 48 Hrs. Notice (as amended CD 1) 05-01-26.
- **2026-04-29** Reported from Conference Committee as amended CD 1 (Conf. Com. Rep. No. 27-26).
- **2026-04-27** The Conference Committee recommends that the measure be Passed, with Amendments. The votes were as follows: 3 Ayes: Representative(s) Evslin, Hashem, Tarnas; Ayes with reservations: none; 1 Noes: Representative(s) Cochran; and 0 Excused: none.
- **2026-04-27** 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, Chang, Keohokalole; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Fevella. `committee-passage-favorable`
- **2026-04-27** Received notice of Senate conferees (Sen. Com. No. 761). `receipt`
- **2026-04-24** Conference committee meeting scheduled for 04-27-26 10:11AM; Conference Room 224.
- **2026-04-24** Senate Conferees Appointed: Wakai Chair; Chang, Keohokalole Co-Chairs; Fevella.
- **2026-04-21** Received notice of appointment of House conferees (Hse. Com. No. 800). `receipt`
- **2026-04-21** House Conferees Appointed: Evslin, Hashem, Tarnas Co-Chairs; Cochran.
- **2026-04-16** Received notice of disagreement (Sen. Com. No. 710). `receipt`
- **2026-04-16** Senate disagrees with House amendments. `amendment-failure`
- **2026-04-16** Received from House (Hse. Com. No. 655). `introduction, receipt`
- **2026-04-14** Passed Third Reading as amended in HD 2 with Representative(s) Reyes Oda voting aye with reservations; Representative(s) Alcos, Cochran, Garcia, Gedeon, Muraoka, Shimizu voting no (6) and none excused (0). Transmitted to Senate. `passage`
- **2026-04-09** Forty-eight (48) hours notice Tuesday, 04-14-26.
- **2026-04-09** Reported from JHA (Stand. Com. Rep. No. 2034-26) as amended in HD 2, recommending passage on Third Reading.
- **2026-04-02** The committee on JHA recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 7 Ayes: Representative(s) Tarnas, Poepoe, Hashem, Kahaloa, Takayama, Shimizu; Ayes with reservations: Representative(s) Cochran; 1 Noes: Representative(s) Garcia; and 2 Excused: Representative(s) Belatti, Sayama. `committee-passage-favorable`
- **2026-03-31** Bill scheduled to be heard by JHA on Thursday, 04-02-26 2:00PM in House conference room 325 VIA VIDEOCONFERENCE.
- **2026-03-30** Report adopted; referred to the committee(s) on JHA with none voting aye with reservations; Representative(s) Alcos, Garcia, Gedeon, Muraoka, Shimizu voting no (5) and Representative(s) Cochran, Lowen, Perruso, Quinlan excused (4).
- **2026-03-30** Reported from WAL (Stand. Com. Rep. No. 1522-26), recommending referral to JHA.
- **2026-03-24** The committee on WAL recommend that the measure be PASSED, UNAMENDED. The votes were as follows: 6 Ayes: Representative(s) Hashem, Morikawa, Ichiyama, Woodson, Souza; Ayes with reservations: Representative(s) Poepoe; 2 Noes: Representative(s) Iwamoto, Shimizu; and 1 Excused: Representative(s) Belatti. `committee-passage-favorable`
- **2026-03-20** Bill scheduled to be heard by WAL on Tuesday, 03-24-26 9:00AM in House conference room 411 VIA VIDEOCONFERENCE.
- **2026-03-20** Passed Second Reading as amended in HD 1 and referred to the committee(s) on WAL with Representative(s) Alcos, Poepoe voting aye with reservations; Representative(s) Cochran, Garcia, Muraoka voting no (3) and Representative(s) Quinlan excused (1). `reading-2, referral-committee`
- **2026-03-20** Reported from HSG (Stand. Com. Rep. No. 1308-26) as amended in HD 1, recommending passage on Second Reading and referral to WAL.
- **2026-03-18** The committee on HSG recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 7 Ayes: Representative(s) Evslin, Miyake, Grandinetti, Kila, Kitagawa, La Chica, Pierick; Ayes with reservations: none; 2 Noes: Representative(s) Cochran, Muraoka; and Excused: none. `committee-passage-favorable`
- **2026-03-16** Bill scheduled to be heard by HSG on Wednesday, 03-18-26 9:00AM in House conference room 430 VIA VIDEOCONFERENCE.
- **2026-03-12** Referred to HSG, WAL, JHA, referral sheet 17 `referral-committee`
- **2026-03-12** Pass First Reading `reading-1`
- **2026-03-10** Received from Senate (Sen. Com. No. 228) in amended form (SD 2). `introduction, receipt`
- **2026-03-10** Report adopted; Passed Third Reading, as amended (SD 2). Ayes, 25; Aye(s) with reservations: none . Noes, 0 (none). Excused, 0 (none). Transmitted to House. `passage`
- **2026-03-05** 48 Hrs. Notice 03-10-26.
- **2026-03-05** Reported from CPN (Stand. Com. Rep. No. 2792) with recommendation of passage on Third Reading, as amended (SD 2).
- **2026-02-26** The committee(s) on CPN recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in CPN were as follows: 4 Aye(s): Senator(s) Keohokalole, Fukunaga, McKelvey, Awa; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Lamosao. `committee-passage-favorable`
- **2026-02-20** The committee(s) on CPN will hold a public decision making on 02-26-26 9:45AM; Conference Room 229 & Videoconference.
- **2026-02-12** Report adopted; Passed Second Reading, as amended (SD 1) and referred to CPN. `reading-2, referral-committee`
- **2026-02-12** Reported from EIG/HOU (Stand. Com. Rep. No. 2225) with recommendation of passage on Second Reading, as amended (SD 1) and referral to CPN.
- **2026-02-05** The committee(s) on HOU recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in HOU were as follows: 4 Aye(s): Senator(s) Chang, Hashimoto, Elefante, Rhoads; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Fevella. `committee-passage-favorable`
- **2026-02-05** 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; Aye(s) with reservations: Senator(s) Richards ; 0 No(es): none; and 2 Excused: Senator(s) DeCoite, Fevella. `committee-passage-favorable`
- **2026-02-02** The committee(s) on EIG/HOU has scheduled a public hearing on 02-05-26 1:00PM; Conference Room 225 & Videoconference.
- **2026-01-28** Referred to EIG/HOU, CPN. `referral-committee`
- **2026-01-21** Introduced and passed First Reading. `introduction`
- **2026-01-20** Pending Introduction.

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/25716dea-20f6-4fe2-8b9f-15ab47acaecc`. Confidence: reported (aggregated from official Hawaii legislature records).