---
type: "Bill"
title: "Power Plant Research Program – Review of Application for Certificate of Public Convenience and Necessity – Alterations"
description: "Power Plant Research Program – Review of Application for Certificate of Public Convenience and Necessity – Alterations"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2021"
identifier: "HB 777"
citation: "Maryland HB 777 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Brooks"]
version_count: 3
action_count: 18
vote_count: 2
first_action: "2021-01-29"
last_action: "2021-12-07"
source: "openstates"
source_identifier: "ocd-bill/36cc60c2-7c79-4dfd-9ae9-adce3adb2b6e"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0777?ys=2021RS&search=True"
source_hash: "cecaea86aa58169dc5f1ce392403f61d00d80070e00071279470b010cd7f50a7"
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 777 (2021) — Power Plant Research Program – Review of Application for Certificate of Public Convenience and Necessity – Alterations

## Version chain

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

1. **Chapter - Power Plant Research Program – Review of Application for Certificate of Public Convenience and Necessity – Alterations** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/Chapters_noln/Ch_26_hb0777t.pdf)
2. **First - Power Plant Research Program – Review of Application for Certificate of Public Convenience and Necessity – Alterations** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0777f.pdf)
3. **Third - Power Plant Research Program – Review of Application for Certificate of Public Convenience and Necessity – Alterations** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0777t.pdf)

## Votes

- On Third Reading — **34–12** (pass) · upper
- On Third Reading — **99–40** (pass) · lower

## Sponsors

- Brooks — primary (person)

## Timeline

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

- **2021-01-29** First Reading Economic Matters `referral-committee`
- **2021-02-03** Hearing 2/18 at 1:30 p.m.
- **2021-03-03** Favorable with Amendments Report by Economic Matters `committee-passage-favorable`
- **2021-03-04** Favorable with Amendments { `committee-passage-favorable`
- **2021-03-04** Motion Special Order until Next Session (Delegate Buckel) Adopted
- **2021-03-05** Second Reading Passed with Amendments
- **2021-03-10** Third Reading Passed `passage`
- **2021-03-11** Referred Education, Health, and Environmental Affairs `referral-committee`
- **2021-04-01** Favorable Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2021-04-01** Favorable Adopted `committee-passage-favorable`
- **2021-04-01** Second Reading Passed
- **2021-04-02** Third Reading Passed `passage`
- **2021-04-05** Returned Passed
- **2021-05-28** Vetoed by the Governor (Policy) `executive-veto`
- **2021-12-06** Motion Special Order vote on veto until next session (Delegate Luedtke) Adopted
- **2021-12-07** Overridden `veto-override-passage`
- **2021-12-07** Overridden `veto-override-passage`
- **2021-12-07** Became law per Maryland Constitution, Chapter 26 of 2021 Special Session `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/36cc60c2-7c79-4dfd-9ae9-adce3adb2b6e`. Confidence: reported (aggregated from official Maryland legislature records).