---
type: "Bill"
title: "An Act To Advance Energy Storage In Maine"
description: "An Act To Advance Energy Storage In Maine"
jurisdiction: "us/states/me"
legislature: "Maine Legislature"
session: "130"
identifier: "LD 528"
citation: "Maine LD 528 (130)"
classification: ["bill"]
subjects: ["ENERGY", "ENERGY STORAGE", "PLANNING"]
status: "enacted"
primary_sponsors: ["Eloise VITELLI"]
version_count: 3
action_count: 25
vote_count: 1
first_action: "2021-02-22"
last_action: "2021-06-21"
source: "openstates"
source_identifier: "ocd-bill/ccb91dd4-fbd8-4a64-ba27-6f78320298b5"
source_url: "https://legislature.maine.gov/LawMakerWeb/dockets.asp?ID=280078910"
source_hash: "54c3cdbea30739e688e4859ab4f080ef715b12ffffb3a36815b671c7a3074cdd"
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-me"]
---

# Maine LD 528 (130) — An Act To Advance Energy Storage In Maine

## Version chain

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

1. **Adopted Amendments** (committee substitute) — [source](http://www.mainelegislature.org/legis/bills/getPDF.asp?paper=SP0213&item=2&snum=130)
2. **Documents and Disposition** (committee substitute) — [source](http://www.mainelegislature.org/legis/bills/getPDF.asp?paper=SP0213&item=1&snum=130)
3. **Final Disposition** (committee substitute) — [source](http://www.mainelegislature.org/legis/bills/getPDF.asp?paper=SP0213&item=3&snum=130)

## Votes

- ACCEPT MAJ OTP-A RPT — **22–12** (pass) · upper

## Sponsors

- Eloise VITELLI — primary (person)
- Allison HEPLER — cosponsor (person)
- Barbara WOOD — cosponsor (person)
- Christopher KESSLER — cosponsor (person)
- Mark LAWRENCE — cosponsor (person)
- Nicole GROHOSKI — cosponsor (person)

## Timeline

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

- **2021-02-22** Received by the Secretary of the Senate on February 22, 2021 and REFERRED to the Committee on ENERGY, UTILITIES AND TECHNOLOGY pursuant to Joint Rule 308.2 `receipt, referral-committee`
- **2021-03-30** CARRIED OVER, in the same posture, to a subsequent special or regular session of the 130th Legislature, pursuant to Joint Order SP 435.
- **2021-06-15** Reports READ
- **2021-06-15** On motion by Senator LAWRENCE of York The Majority Ought to Pass As Amended Report ACCEPTED
- **2021-06-15** Roll Call Ordered Roll Call Number 381 Yeas 22 - Nays 12 - Excused 1 - Absent 0
- **2021-06-15** READ ONCE `reading-1`
- **2021-06-15** Committee Amendment "A" (S-314) READ and ADOPTED `committee-passage-favorable`
- **2021-06-15** Under suspension of the Rules, READ A SECOND TIME and PASSED TO BE ENGROSSED AS AMENDED by Committee Amendment "A" (S-314) `reading-2, reading-3`
- **2021-06-15** Sent down for concurrence
- **2021-06-16** Reports READ.
- **2021-06-16** On motion of Representative BERRY of Bowdoinham, the Majority Ought to Pass as Amended Report was ACCEPTED.
- **2021-06-16** The Bill was READ ONCE. `reading-1`
- **2021-06-16** Committee Amendment "A" (S-314) was READ and ADOPTED. `committee-passage-favorable, passage`
- **2021-06-16** Under suspension of the rules, the Bill was given its SECOND READING without REFERENCE to the Committee on Bills in the Second Reading.
- **2021-06-16** The Bill was PASSED TO BE ENGROSSED as Amended by Committee Amendment "A" (S-314). `reading-3`
- **2021-06-16** In concurrence. ORDERED SENT FORTHWITH.
- **2021-06-17** PASSED TO BE ENACTED. `passage`
- **2021-06-17** Sent for concurrence. ORDERED SENT FORTHWITH.
- **2021-06-17** PASSED TO BE ENACTED, in concurrence. `passage`
- **2021-06-21** Signed by Governor `executive-signature`
- **2021-03-23T04:00:00+00:00** Work Session Held - TABLED
- **2021-06-01T04:00:00+00:00** Work Session Held - TABLED
- **2021-06-04T04:00:00+00:00** Work Session Held
- **2021-06-04T04:00:00+00:00** Voted - Divided Report
- **2021-06-15T04:00:00+00:00** Reported Out - OTP-AM/ONTP

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/ccb91dd4-fbd8-4a64-ba27-6f78320298b5`. Confidence: reported (aggregated from official Maine legislature records).