---
type: "Bill"
title: "Emergency Medical Services - Paramedics - Immunization Administration - Effective Date"
description: "Emergency Medical Services - Paramedics - Immunization Administration - Effective Date"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2022"
identifier: "HB 286"
citation: "Maryland HB 286 (2022)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Kaiser"]
version_count: 3
action_count: 16
vote_count: 2
first_action: "2022-01-17"
last_action: "2022-05-16"
source: "openstates"
source_identifier: "ocd-bill/46c88073-60ef-4cac-859d-a300548feae2"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0286?ys=2022RS&search=True"
source_hash: "8a9cbc0c7910353b3aee28599cdfa3b43d96daac111edfae3cba384633af8912"
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 286 (2022) — Emergency Medical Services - Paramedics - Immunization Administration - Effective Date

## Version chain

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

1. **Chapter - Emergency Medical Services - Paramedics - Immunization Administration - Effective Date** (committee substitute) — [source](http://mgaleg.maryland.gov/2022RS/Chapters_noln/CH_404_hb0286t.pdf)
2. **First - Emergency Medical Services - Paramedics - Immunization Administration - Effective Date** (committee substitute) — [source](http://mgaleg.maryland.gov/2022RS/bills/hb/hb0286f.pdf)
3. **Third - Emergency Medical Services - Paramedics - Immunization Administration - Effective Date** (committee substitute) — [source](http://mgaleg.maryland.gov/2022RS/bills/hb/hb0286t.pdf)

## Votes

- On Third Reading — **108–22** (pass) · lower
- On Third Reading — **47–0** (pass) · upper

## Sponsors

- Kaiser — primary (person)

## Timeline

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

- **2022-01-17** First Reading Health and Government Operations `referral-committee`
- **2022-01-18** Hearing 2/08 at 2:30 p.m.
- **2022-01-25** Hearing canceled
- **2022-01-25** Hearing 2/08 at 3:00 p.m.
- **2022-02-21** Favorable with Amendments Report by Health and Government Operations `committee-passage-favorable`
- **2022-02-22** Favorable with Amendments { `committee-passage-favorable`
- **2022-02-22** Second Reading Passed with Amendments
- **2022-02-24** Third Reading Passed `passage`
- **2022-02-25** Referred Education, Health, and Environmental Affairs `referral-committee`
- **2022-03-18** Hearing 3/24 at 1:00 p.m.
- **2022-03-29** Favorable Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2022-03-29** Favorable Adopted `committee-passage-favorable`
- **2022-03-29** Second Reading Passed
- **2022-03-31** Third Reading Passed `passage`
- **2022-03-31** Returned Passed
- **2022-05-16** Approved by the Governor - Chapter 404 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/46c88073-60ef-4cac-859d-a300548feae2`. Confidence: reported (aggregated from official Maryland legislature records).