---
type: "Bill"
title: "An Act relating to a municipal air quality improvement tax credit; and relating to a municipal energy efficient construction tax credit."
description: "An Act relating to a municipal air quality improvement tax credit; and relating to a municipal energy efficient construction tax credit."
jurisdiction: "us/states/ak"
legislature: "Alaska Legislature"
session: "31"
identifier: "HB 232"
citation: "Alaska HB 232 (31)"
classification: ["bill"]
subjects: ["CONSTRUCTION", "ENVIRONMENTAL CONCERNS", "MUNICIPALITIES", "PROPERTY", "TAXATION"]
status: "enacted"
primary_sponsors: ["HOPKINS"]
version_count: 4
action_count: 56
vote_count: 2
first_action: "2020-02-03"
last_action: "2020-05-18"
source: "openstates"
source_identifier: "ocd-bill/2a4b379f-8c27-4f2e-a838-09c584e71fed"
source_url: "https://www.akleg.gov/basis/Bill/Detail/31?Root=HB232"
source_hash: "0735ad909b3c0bd43ada42234d93fac02d7633d129445d71a62ee797271bacf3"
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-ak"]
---

# Alaska HB 232 (31) — An Act relating to a municipal air quality improvement tax credit; and relating to a municipal energy efficient construction tax credit.

## Version chain

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

1. **HB0232A** (committee substitute) — [source](https://www.akleg.gov/basis/Bill/Text/31?Hsid=HB0232A)
2. **HB0232B** (committee substitute) — [source](https://www.akleg.gov/basis/Bill/Text/31?Hsid=HB0232B)
3. **HB0232C** (committee substitute) — [source](https://www.akleg.gov/basis/Bill/Text/31?Hsid=HB0232C)
4. **HB0232Z** (committee substitute) — [source](https://www.akleg.gov/basis/Bill/Text/31?Hsid=HB0232Z)

## Votes

- (S) PASSED Y18 N1 E1 #2300 — **18–1** (pass) · upper
- (H) PASSED Y31 N4 E3 A2 #2032 — **31–4** (pass) · lower

## Sponsors

- HOPKINS — primary (person)
- Fields — cosponsor (person)
- Josephson — cosponsor (person)
- Kopp — cosponsor (person)
- Spohnholz — cosponsor (person)
- Story — cosponsor (person)
- Tarr — cosponsor (person)
- Tuck — cosponsor (person)
- Wool — cosponsor (person)

## Timeline

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

- **2020-02-03** (H) Read the first time - REFERRALS `introduction, reading-1`
- **2020-02-03** (H) ENE, L&C
- **2020-02-11** (H) ENERGY at 10:15 AM CAPITOL 17
- **2020-02-11** (H) Heard & Held -- Teleconference <Listen Only> --
- **2020-02-11** (H) Minutes (HENE)
- **2020-02-14** (H) COSPONSOR(S): FIELDS
- **2020-02-20** (H) ENERGY at 10:15 AM CAPITOL 17
- **2020-02-20** (H) Moved CSHB 232(ENE) Out of Committee -- Teleconference <Listen Only> --
- **2020-02-20** (H) Minutes (HENE)
- **2020-02-21** (H) ENE RPT CS(ENE) NT 5DP 1NR
- **2020-02-21** (H) DP: FIELDS, LINCOLN, SPOHNHOLZ, ZULKOSKY, HOPKINS
- **2020-02-21** (H) NR: RAUSCHER
- **2020-02-21** (H) FN1: ZERO(CED)
- **2020-02-21** (H) COSPONSOR(S): SPOHNHOLZ
- **2020-02-26** (H) LABOR & COMMERCE at 03:15 PM BARNES 124
- **2020-02-26** (H) Heard & Held -- Delayed to 4:00 p.m. Today --
- **2020-02-26** (H) Minutes (HL&C)
- **2020-03-02** (H) LABOR & COMMERCE at 03:15 PM BARNES 124
- **2020-03-02** (H) Moved CSHB 232(L&C) Out of Committee
- **2020-03-02** (H) Minutes (HL&C)
- **2020-03-03** (H) L&C RPT CS(L&C) NT 5DP 2NR
- **2020-03-03** (H) DP: FIELDS, HANNAN, STORY, STUTES, SPOHNHOLZ
- **2020-03-03** (H) NR: GILLIS, RASMUSSEN
- **2020-03-03** (H) FN1: ZERO(CED)
- **2020-03-17** (S) COMMUNITY & REGIONAL AFFAIRS at 03:30 PM BELTZ 105 (TSBldg)
- **2020-03-17** (S) Scheduled but Not Heard
- **2020-03-17** (S) Minutes (SCRA)
- **2020-03-21** (H) RULES TO CALENDAR 3/21/2020
- **2020-03-21** (H) Read the second time `reading-2`
- **2020-03-21** (H) L&C CS ADOPTED UC
- **2020-03-21** (H) ADVANCED TO THIRD READING 3/23 CALENDAR
- **2020-03-21** (H) COSPONSOR(S): WOOL, JOSEPHSON, STORY
- **2020-03-23** (H) Read the third time CSHB 232(L&C) `reading-3`
- **2020-03-23** (H) PASSED Y31 N4 E3 A2
- **2020-03-23** (H) COSPONSOR(S): TUCK, KOPP, TARR
- **2020-03-23** (H) TRANSMITTED TO (S) `passage`
- **2020-03-23** (H) VERSION: CSHB 232(L&C)
- **2020-03-24** (S) Read the first time - REFERRALS `introduction, reading-1`
- **2020-03-24** (S) L&C
- **2020-03-25** (S) L&C RPT 4DP
- **2020-03-25** (S) DP: BISHOP, GRAY-JACKSON, STEVENS, REVAK
- **2020-03-25** (S) FN1: ZERO(CED)
- **2020-03-25** (S) LABOR & COMMERCE at 01:30 PM BELTZ 105 (TSBldg)
- **2020-03-25** (S) Moved CSHB 232(L&C) Out of Committee -- Meeting Postponed from 3/24 at 1:30 p.m. --
- **2020-03-25** (S) Minutes (SL&C)
- **2020-03-26** (S) RULES TO CALENDAR 3/26/2020
- **2020-03-26** (S) Read the second time `reading-2`
- **2020-03-26** (S) ADVANCED TO THIRD READING UC
- **2020-03-26** (S) Read the third time CSHB 232(L&C) `reading-3`
- **2020-03-26** (S) PASSED Y18 N1 E1
- **2020-03-26** (S) RETURN TO (H), TRANSMIT TO GOV NEXT
- **2020-03-26** (S) VERSION: CSHB 232(L&C)
- **2020-05-18** (H) 2:00 P.M. 4/7/20 Transmitted to Governor `executive-receipt`
- **2020-05-18** (H) MANIFEST ERROR(S)
- **2020-05-18** (H) Signed into law 4/20 CHAPTER 15 SLA 20 `executive-signature`
- **2020-05-18** (H) EFFECTIVE DATE(S) OF LAW 7/19/20

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2a4b379f-8c27-4f2e-a838-09c584e71fed`. Confidence: reported (aggregated from official Alaska legislature records).