---
type: "Bill"
title: "Renewable Energy Portfolio Standard and Geothermal Heating and Cooling Systems"
description: "Renewable Energy Portfolio Standard and Geothermal Heating and Cooling Systems"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2021"
identifier: "HB 1007"
citation: "Maryland HB 1007 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Charkoudian"]
version_count: 4
action_count: 15
vote_count: 3
first_action: "2021-02-05"
last_action: "2021-05-18"
source: "openstates"
source_identifier: "ocd-bill/9c889e45-999d-4b2a-997c-0726fb501f12"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb1007?ys=2021RS&search=True"
source_hash: "c9641a104a90526cb86dc8bd1c0f7a1b3617bf0cd9ee092335b9b7669edb3e84"
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-md"]
---

# Maryland HB 1007 (2021) — Renewable Energy Portfolio Standard and Geothermal Heating and Cooling Systems

## Version chain

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

1. **Chapter - Renewable Energy Portfolio Standard and Geothermal Heating and Cooling Systems** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/Chapters_noln/CH_164_hb1007e.pdf)
2. **Enrolled - Renewable Energy Portfolio Standard and Geothermal Heating and Cooling Systems** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb1007e.pdf)
3. **First - Renewable Energy Portfolio Standard and Geothermal Heating and Cooling Systems** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb1007f.pdf)
4. **Third - Renewable Energy Portfolio Standard and Geothermal Heating and Cooling Systems** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb1007t.pdf)

## Votes

- On Third Reading and Final Passage (Hse concurred) — **105–30** (pass) · lower
- On Third Reading (Amend) — **47–0** (pass) · upper
- On Third Reading — **114–21** (pass) · lower

## Sponsors

- Charkoudian — primary (person)

## Timeline

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

- **2021-02-05** First Reading Economic Matters `referral-committee`
- **2021-02-05** Hearing 2/25 at 1:30 p.m.
- **2021-03-20** Favorable with Amendments Report by Economic Matters `committee-passage-favorable`
- **2021-03-20** Favorable with Amendments { `committee-passage-favorable`
- **2021-03-20** Second Reading Passed with Amendments
- **2021-03-22** Third Reading Passed `passage`
- **2021-03-22** Referred Finance `referral-committee`
- **2021-04-10** Favorable with Amendments Report by Finance `committee-passage-favorable`
- **2021-04-10** Favorable with Amendments { `committee-passage-favorable`
- **2021-04-10** Second Reading Passed with Amendments
- **2021-04-12** Third Reading Passed `passage`
- **2021-04-12** House Concurs Senate Amendments
- **2021-04-12** Third Reading Passed `passage`
- **2021-04-12** Passed Enrolled
- **2021-05-18** Approved by the Governor - Chapter 164 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/9c889e45-999d-4b2a-997c-0726fb501f12`. Confidence: reported (aggregated from official Maryland legislature records).