---
type: "Bill"
title: "Public Health - Data - Race and Ethnicity Information"
description: "Public Health - Data - Race and Ethnicity Information"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2021"
identifier: "HB 309"
citation: "Maryland HB 309 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Pena-Melnyk", "R. Lewis"]
version_count: 3
action_count: 13
vote_count: 2
first_action: "2020-09-21"
last_action: "2021-05-30"
source: "openstates"
source_identifier: "ocd-bill/2c6e18b1-e71b-449c-84c4-f7d2968498b4"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0309?ys=2021RS&search=True"
source_hash: "63c65a7866737b4d6224455b3975766adc7408fea3b25ed0771d186a27230a2d"
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 309 (2021) — Public Health - Data - Race and Ethnicity Information

## Version chain

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

1. **Chapter - Public Health - Data - Race and Ethnicity Information** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/Chapters_noln/CH_761_hb0309t.pdf)
2. **First - Public Health - Data - Race and Ethnicity Information** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0309f.pdf)
3. **Third - Public Health - Data - Race and Ethnicity Information** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0309t.pdf)

## Votes

- On Third Reading — **128–6** (pass) · lower
- On Third Reading — **47–0** (pass) · upper

## Sponsors

- Pena-Melnyk — primary (person)
- R. Lewis — primary (person)

## Timeline

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

- **2020-09-21** Pre-filed `introduction`
- **2021-01-13** First Reading Health and Government Operations `referral-committee`
- **2020-12-23** Hearing 1/26 at 1:30 p.m.
- **2021-03-10** Favorable Report by Health and Government Operations `committee-passage-favorable`
- **2021-03-11** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2021-03-12** Third Reading Passed `passage`
- **2021-03-16** Referred Education, Health, and Environmental Affairs `referral-committee`
- **2021-04-12** Favorable Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2021-04-12** Favorable Adopted `committee-passage-favorable`
- **2021-04-12** Second Reading Passed
- **2021-04-12** Third Reading Passed `passage`
- **2021-04-12** Returned Passed
- **2021-05-30** Enacted under Article II, Section 17(c) of the Maryland Constitution - Chapter 761 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/2c6e18b1-e71b-449c-84c4-f7d2968498b4`. Confidence: reported (aggregated from official Maryland legislature records).