---
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: "SB 417"
citation: "Maryland SB 417 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Pinsky"]
version_count: 3
action_count: 17
vote_count: 2
first_action: "2021-01-20"
last_action: "2021-12-07"
source: "openstates"
source_identifier: "ocd-bill/1d7a7c19-a5a2-4dbc-a8f8-7c21e2abde00"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0417?ys=2021RS&search=True"
source_hash: "77bde347a59213ad71946de1abf10fa3a62e237f76e9e27c0eab958f750bd07e"
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 SB 417 (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_14_sb0417t.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/sb/sb0417f.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/sb/sb0417t.pdf)

## Votes

- On Third Reading — **34–11** (pass) · upper
- On Third Reading — **94–41** (pass) · lower

## Sponsors

- Pinsky — primary (person)

## Timeline

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

- **2021-01-20** First Reading Education, Health, and Environmental Affairs `referral-committee`
- **2021-01-22** Hearing 2/10 at 1:00 p.m.
- **2021-03-16** Favorable with Amendments Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2021-03-17** Favorable with Amendments { `committee-passage-favorable`
- **2021-03-17** Motion Laid Over (Senator Hershey) Adopted
- **2021-03-18** Favorable with Amendments { `committee-passage-favorable`
- **2021-03-18** Second Reading Passed with Amendments
- **2021-03-19** Third Reading Passed `passage`
- **2021-03-20** Referred Economic Matters `referral-committee`
- **2021-03-31** Favorable Report by Economic Matters `committee-passage-favorable`
- **2021-03-31** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2021-04-01** Third Reading Passed `passage`
- **2021-04-02** Returned Passed
- **2021-05-28** Vetoed by the Governor (Policy) `executive-veto`
- **2021-12-06** Overridden `veto-override-passage`
- **2021-12-07** Overridden `veto-override-passage`
- **2021-12-07** Became law per Maryland Constitution, Chapter 14 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/1d7a7c19-a5a2-4dbc-a8f8-7c21e2abde00`. Confidence: reported (aggregated from official Maryland legislature records).