---
type: "Bill"
title: "renewable energy storage equipment; valuation"
description: "renewable energy storage equipment; valuation"
jurisdiction: "us/states/az"
legislature: "Arizona Legislature"
session: "55th-1st-regular"
identifier: "HB 2153"
citation: "Arizona HB 2153 (55th-1st-regular)"
classification: ["bill"]
subjects: ["CITIES AND TOWNS - TITLE 9", "CONDITIONAL ENACTMENT", "COUNTIES - TITLE 11", "RENEWABLE ENERGY EQUIPMENT", "RENEWABLE ENERGY STORAGE", "RETAIL CLASSIFICATION", "TAXATION - TITLE 42", "VALUATION"]
status: "enacted"
primary_sponsors: ["Tim Dunn"]
version_count: 5
action_count: 14
vote_count: 4
first_action: "2021-01-20"
last_action: "2021-07-09"
source: "openstates"
source_identifier: "ocd-bill/27b5f795-cda0-405c-b15f-53c4f2dc21dc"
source_url: "https://apps.azleg.gov/BillStatus/BillOverview/74572?SessionId=123"
source_hash: "ddbc8e3a7792515859ec48421f1c5ed883f1d2180cdf607f7c88a87301daa6fe"
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-az"]
---

# Arizona HB 2153 (55th-1st-regular) — renewable energy storage equipment; valuation

## Version chain

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

1. **Chaptered Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/laws/0417.htm)
2. **HOUSE - Amended by WM - Bolick - passed** (committee substitute) — [source](https://apps.azleg.gov/BillStatus/GetDocumentPdf/484707)
3. **HOUSE - Ways & Means** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/adopted/H.2153WAYS  MEANS.DOCX.htm)
4. **House Engrossed Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/HB2153H.htm)
5. **Introduced Version** (committee substitute) — [source](https://www.azleg.gov/legtext/55leg/1R/bills/HB2153P.htm)

## Votes

- do pass amended — **0–0** (fail) · lower
- Passed — **28–1** (pass) · upper
- do pass — **0–0** (fail) · upper
- Passed — **51–7** (pass) · lower

## Sponsors

- Tim Dunn — primary (person)
- David L. Cook — cosponsor (person)
- Regina E. Cobb — cosponsor (person)

## Timeline

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

- **2021-01-20** House First Reading. `reading-1`
- **2021-01-21** House Second Reading `reading-2`
- **2021-02-10** DPA `amendment-passage`
- **2021-02-18** DPA `amendment-passage`
- **2021-02-22** PASSED `passage, reading-3`
- **2021-02-22** Transmit to Senate
- **2021-02-23** Senate First Reading `reading-1`
- **2021-02-24** Senate Second Reading `reading-2`
- **2021-03-17** DP `committee-passage`
- **2021-06-28** DP `passage`
- **2021-06-29** PASSED `passage, reading-3`
- **2021-06-29** Transmit to House
- **2021-06-30** Transmit to Governor `executive-receipt`
- **2021-07-09** Signed by Governor `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/27b5f795-cda0-405c-b15f-53c4f2dc21dc`. Confidence: reported (aggregated from official Arizona legislature records).