STATE BILLHI HB 1728PASSED

Relating To Rainwater Catchment Systems.

Requires the counties to allow for the installation and operation of rainwater catchment systems for potable and nonpotable uses on all properties. Allows the counties to require registration, inspection, or notification of rainwater catchment systems. (CD1)

Status: Passed; Signed or otherwise enacted
Status date: Jul 9, 2026; 126 days ago
Current chamber: House of Representatives
Session: 2026 Regular Session

HI HB 1728 · PassedJul 9

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Bill details

Last action: Act 209, on 07/08/2026 (Gov. Msg. No. 1311). · Jul 9, 2026

Bill history

Newest first.

Jul 9, 2026Act 209, on 07/08/2026 (Gov. Msg. No. 1311).House

Jul 9, 2026Act 209, 07/08/2026 (Gov. Msg. No. 1311).Senate

May 8, 2026Received notice of passage on Final Reading in House (Hse. Com. No. 888).Senate

May 7, 2026Transmitted to Governor.House

May 6, 2026Received notice of Final Reading (Sen. Com. No. 816).House

May 6, 2026Passed Final Reading as amended in CD 1 with none voting aye with reservations; none voting no (0) and none excused (0).House

May 6, 2026Passed Final Reading, as amended (CD 1). Ayes, 25; Aye(s) with reservations: none . 0 No(es): none. 0 Excused: none.Senate

Apr 29, 202648 Hrs. Notice (as amended CD 1) 05-06-26Senate

Show 37 earlier actions

Apr 29, 2026Reported from Conference Committee as amended CD 1 (Conf. Com. Rep. No. 84-26).Senate

Apr 29, 2026Forty-eight (48) hours notice Wednesday 05-06-26.House

Apr 29, 2026Reported from Conference Committee (Conf Com. Rep. No. 84-26) as amended in (CD 1).House

Apr 29, 2026The Conference Committee recommends that the measure be Passed, with Amendments. The votes were as follows: 3 Ayes: Representative(s) Hashem, Tarnas, Souza; Ayes with reservations: none; 0 Noes: none; and 0 Excused: none.House

Apr 29, 2026The 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, San Buenaventura, Fevella; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Lee, C..Senate

Apr 27, 2026Conference committee meeting scheduled for 04-29-26 10:50AM; Conference Room 325.Senate

Apr 20, 2026Received notice of Senate conferees (Sen. Com. No. 713).House

Apr 20, 2026Senate Conferees Appointed: Wakai Chair; Lee, C., San Buenaventura Co-Chairs; Fevella.Senate

Apr 20, 2026Received notice of appointment of House conferees (Hse. Com. No. 786).Senate

Apr 20, 2026House Conferees Appointed: Hashem, Tarnas Co-Chairs; Souza.House

Apr 17, 2026Received notice of disagreement (Hse. Com. No. 780).Senate

Apr 16, 2026House disagrees with Senate amendment (s).House

Apr 14, 2026Returned from Senate (Sen. Com. No. 614) in amended form (SD 1).House

Apr 14, 2026Report adopted; Passed Third Reading. Ayes, 25; Aye(s) with reservations: none . Noes, 0 (none). Excused, 0 (none). Transmitted to House.Senate

Apr 10, 2026One Day Notice 04-14-26.Senate

Apr 10, 2026Reported from JDC (Stand. Com. Rep. No. 3748) with recommendation of passage on Third Reading.Senate

Apr 7, 2026The committee(s) on JDC recommend(s) that the measure be PASSED, UNAMENDED. The votes in JDC were as follows: 4 Aye(s): Senator(s) Rhoads, Gabbard, Chang, San Buenaventura; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Awa.Senate

Apr 1, 2026The committee(s) on JDC will hold a public decision making on 04-07-26 10:15AM; Conference Room 016 & Videoconference.Senate

Mar 30, 2026Report adopted; Passed Second Reading, as amended (SD 1) and referred to JDC.Senate

Mar 30, 2026Reported from EIG/WLA (Stand. Com. Rep. No. 3258) with recommendation of passage on Second Reading, as amended (SD 1) and referral to JDC.Senate

Mar 19, 2026The committee(s) on EIG recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in EIG were as follows: 5 Aye(s): Senator(s) Wakai, Chang, DeCoite, Richards, Fevella; Aye(s) with reservations: none ; 0 No(es): none; and 0 Excused: none.Senate

Mar 19, 2026The committee(s) on WLA recommend(s) that the measure be PASSED, WITH AMENDMENTS. The votes in WLA were as follows: 4 Aye(s): Senator(s) Lee, C., Chang, Lamosao, DeCorte; Aye(s) with reservations: none ; 0 No(es): none; and 1 Excused: Senator(s) Inouye.Senate

Mar 16, 2026The committee(s) on EIG/WLA has scheduled a public hearing on 03-19-26 3:00PM; Conference Room 224 & Videoconference.Senate

Mar 12, 2026Referred to EIG/WLA, JDC.Senate

Mar 12, 2026Passed First Reading.Senate

Mar 12, 2026Received from House (Hse. Com. No. 273).Senate

Mar 10, 2026Passed Third Reading with Representative(s) Iwamoto voting aye with reservations; none voting no (0) and none excused (0). Transmitted to Senate.House

Mar 6, 2026Reported from JHA (Stand. Com. Rep. No. 1184-26), recommending passage on Third Reading.House

Mar 4, 2026The committee on JHA recommend that the measure be PASSED, UNAMENDED. The votes were as follows: 8 Ayes: Representative(s) Tarnas, Poepoe, Hashem, Kahaloa, Sayama, Takayama, Garcia, Shimizu; Ayes with reservations: none; Noes: none; and 2 Excused: Representative(s) Belatti, Cochran.House

Feb 27, 2026Bill scheduled to be heard by JHA on Wednesday, 03-04-26 2:00PM in House conference room 325 VIA VIDEOCONFERENCE.House

Feb 11, 2026Passed Second Reading as amended in HD 1 and referred to the committee(s) on JHA with none voting aye with reservations; none voting no (0) and Representative(s) Holt excused (1).House

Feb 11, 2026Reported from WAL (Stand. Com. Rep. No. 200-26) as amended in HD 1, recommending passage on Second Reading and referral to JHA.House

Feb 3, 2026The committee on WAL recommend that the measure be PASSED, WITH AMENDMENTS. The votes were as follows: 9 Ayes: Representative(s) Hashem, Morikawa, Belatti, Ichiyama, Poepoe, Woodson, Souza; Ayes with reservations: Representative(s) Iwamoto, Shimizu; Noes: none; and Excused: none.House

Jan 30, 2026Bill scheduled to be heard by WAL on Tuesday, 02-03-26 9:00AM in House conference room 411 VIA VIDEOCONFERENCE.House

Jan 26, 2026Referred to WAL, JHA, referral sheet 1House

Jan 21, 2026Introduced and Pass First Reading.House

Jan 20, 2026Prefiled.House

Recorded votes

Senate Energy and Intergovernmental Affairs: Passed, With AmendmentsMar 19, 2026 · Senate · 5 yea · 0 nayPassed

Senate Water, Land, and Agriculture: Passed, With AmendmentsMar 19, 2026 · Senate · 4 yea · 0 nayPassed

Senate Judiciary: Passed, UnamendedApr 7, 2026 · Senate · 4 yea · 0 nayPassed

House Conference: Passed, With AmendmentsApr 29, 2026 · House · 3 yea · 0 nayPassed

Senate Conference: Passed, With AmendmentsApr 29, 2026 · Senate · 3 yea · 0 nayPassed

Subjects

Rainwater Catchment Systems
Counties

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Relating To Rainwater Catchment Systems.

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Bill details

Sponsors

Bill history

Recorded votes

Subjects

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Relating To Rainwater Catchment Systems.

What it means for vendors

Bill details

Sponsors

Bill history

Recorded votes

Subjects

Read the bill at the source

Start finding government buyers today.It's free.

Start finding government buyers today.
It's free.