---
type: "Bill"
title: "Workers' Compensation - Medical Presumptions"
description: "Workers' Compensation - Medical Presumptions"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2019"
identifier: "HB 595"
citation: "Maryland HB 595 (2019)"
classification: ["bill"]
subjects: ["Workers' Compensation", "Diseases", "Emergency Medical Services", "Fire Protection", "Rescue Squads", "Workers' Compensation", "Work", "Labor and Employment"]
status: "enacted"
primary_sponsors: ["Rogers"]
version_count: 1
action_count: 13
vote_count: 2
first_action: "2019-02-06"
last_action: "2019-04-30"
source: "openstates"
source_identifier: "ocd-bill/53f6cff5-7d93-4a85-8f0d-3a2dda728511"
source_url: "http://mgaleg.maryland.gov/webmga/frmMain.aspx?id=HB595&stab=01&pid=billpage&tab=subject3&ys=2019rs"
source_hash: "5a784f7dcc404e973d83e9ac73b18f278a54667331b7aba9d29b3ef733d0a697"
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 595 (2019) — Workers' Compensation - Medical Presumptions

## Version chain

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

1. **Bill Text** (committee substitute) — [source](http://mgaleg.maryland.gov/2019RS/bills/hb/hb0595f.pdf)

## Votes

- On Third Reading — **46–0** (pass) · upper
- On Third Reading — **123–13** (pass) · lower

## Sponsors

- Rogers — primary (person)
- B. Barnes — cosponsor (person)
- Bagnall — cosponsor (person)
- Bartlett — cosponsor (person)
- C. Watson — cosponsor (person)
- Cain — cosponsor (person)
- Carey — cosponsor (person)
- Chang — cosponsor (person)
- Charkoudian — cosponsor (person)
- Crosby — cosponsor (person)
- D.E. Davis — cosponsor (person)
- Feldmark — cosponsor (person)
- Fennell — cosponsor (person)
- Glenn — cosponsor (person)
- Lisanti — cosponsor (person)
- Wilson — cosponsor (person)

## Timeline

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

- **2019-02-06** First Reading Economic Matters `referral-committee`
- **2019-02-07** Hearing 2/26 at 1:00 p.m.
- **2019-03-14** Favorable Report by Economic Matters `committee-passage-favorable`
- **2019-03-14** Favorable Report Adopted `committee-passage-favorable`
- **2019-03-14** Second Reading Passed
- **2019-03-15** Third Reading Passed (123-13) `passage`
- **2019-03-18** First Reading Finance `referral-committee`
- **2019-03-21** Favorable Report by Finance `committee-passage-favorable`
- **2019-03-21** Favorable Report Adopted `committee-passage-favorable`
- **2019-03-21** Second Reading Passed
- **2019-03-22** Third Reading Passed (46-0) `passage`
- **2019-03-25** Returned Passed
- **2019-04-30** Approved by the Governor - Chapter 214 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/53f6cff5-7d93-4a85-8f0d-3a2dda728511`. Confidence: reported (aggregated from official Maryland legislature records).