republic-os/legislation/us/states/az/57th-2nd-regular/hb-2428.md

type, title, description, jurisdiction, legislature, session, identifier, citation, classification, subjects, status, primary_sponsors, version_count, action_count, vote_count, first_action, last_action, source, source_identifier, source_url, source_hash, vintage, source_snapshot, retrieved_at, confidence, tags

type	title	description	jurisdiction	legislature	session	identifier	citation	classification	subjects	status	primary_sponsors	version_count	action_count	vote_count	first_action	last_action	source	source_identifier	source_url	source_hash	vintage	source_snapshot	retrieved_at	confidence	tags
Bill	emissions; reduction credits; counties	emissions; reduction credits; counties	us/states/az	Arizona Legislature	57th-2nd-regular	HB 2428	Arizona HB 2428 (57th-2nd-regular)	bill		enacted	Gail Griffin	6	16	6	2026-01-20	2026-06-04	openstates	ocd-bill/d462b8d7-7985-453c-89d8-7525d2f97283	https://apps.azleg.gov/BillStatus/BillOverview/84198?SessionId=130	ea36d18b47e9ca823b7ccc287274f8e164946f99b77f49c3e8286d7a1ced7ae9	2026-07-01	https://data.openstates.org/daily/2026-07-01/public.pgdump	2026-07-06	reported	legislation bill us-az

Arizona HB 2428 (57th-2nd-regular) — emissions; reduction credits; counties

Version chain

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

1. Chaptered Version (committee substitute) — source
2. HOUSE - Natural Resources, Energy & Water (committee substitute) — source
3. House Engrossed Version (02/25/2026) (committee substitute) — source
4. Introduced Version (committee substitute) — source
5. SENATE - Shope flr amend (ref Bill) adopted (committee substitute) — source
6. Senate Engrossed Version (04/07/2026) (committee substitute) — source

Votes

• do pass amended — 0–0 (fail) · lower
• Passed — 0–0 (pass) · lower
• Passed — 29–0 (pass) · upper
• Passed — 54–0 (pass) · lower
• do pass amended — 0–0 (fail) · upper
• Passed — 56–0 (pass) · lower

Sponsors

• Gail Griffin — primary (person)
• David Gowan — cosponsor (person)
• James Taylor — cosponsor (person)
• Lupe Diaz — cosponsor (person)
• Walt Blackman — cosponsor (person)

Timeline

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

• 2026-01-20 House First Reading. reading-1
• 2026-01-21 House Second Reading reading-2
• 2026-02-03 DPA amendment-passage
• 2026-02-24 DPA amendment-passage
• 2026-02-25 PASSED passage, reading-3
• 2026-02-26 Transmit to Senate
• 2026-03-09 Senate First Reading reading-1
• 2026-03-10 Senate Second Reading reading-2
• 2026-03-17 DP committee-passage
• 2026-04-07 DPA amendment-passage
• 2026-04-07 PASSED passage, reading-3
• 2026-04-07 Transmit to House
• 2026-04-09 PASSED passage
• 2026-06-01 PASSED passage
• 2026-06-01 Transmit to Governor executive-receipt
• 2026-06-04 Signed by Governor executive-signature

Source

OpenStates / OpenCivicData bulk snapshot 2026-07-01; origin ocd-bill/d462b8d7-7985-453c-89d8-7525d2f97283. Confidence: reported (aggregated from official Arizona legislature records).