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Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

legislation/us/states/md/2021/hb-309.md

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+---
+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).
+