---
type: "Bill"
title: "Maryland Veterans Service Animal Program - Definitions"
description: "Maryland Veterans Service Animal Program - Definitions"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2021"
identifier: "HB 660"
citation: "Maryland HB 660 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Chisholm"]
version_count: 4
action_count: 14
vote_count: 3
first_action: "2021-01-22"
last_action: "2021-05-18"
source: "openstates"
source_identifier: "ocd-bill/d5f8ee80-9597-41d0-b1c4-85e33715199a"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0660?ys=2021RS&search=True"
source_hash: "c8a30565cf1f7b1f640000da35a038323705add3ab54aeb486e437927248d410"
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 660 (2021) — Maryland Veterans Service Animal Program - Definitions

## Version chain

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

1. **Chapter - Maryland Veterans Service Animal Program - Definitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/Chapters_noln/CH_307_hb0660e.pdf)
2. **Enrolled - Maryland Veterans Service Animal Program - Definitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0660e.pdf)
3. **First - Maryland Veterans Service Animal Program - Definitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0660f.pdf)
4. **Third - Maryland Veterans Service Animal Program - Definitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0660t.pdf)

## Votes

- On Third Reading — **135–0** (pass) · lower
- On Third Reading (Amend) — **46–0** (pass) · upper
- On Third Reading and Final Passage (Hse concurred) — **136–0** (pass) · lower

## Sponsors

- Chisholm — primary (person)

## Timeline

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

- **2021-01-22** First Reading Health and Government Operations `referral-committee`
- **2021-02-12** Hearing 3/03 at 1:30 p.m.
- **2021-03-14** Favorable Report by Health and Government Operations `committee-passage-favorable`
- **2021-03-16** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2021-03-17** Third Reading Passed `passage`
- **2021-03-18** Referred Education, Health, and Environmental Affairs `referral-committee`
- **2021-04-10** Favorable with Amendments Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2021-04-10** Favorable with Amendments { `committee-passage-favorable`
- **2021-04-10** Second Reading Passed with Amendments
- **2021-04-12** Third Reading Passed `passage`
- **2021-04-12** House Concurs Senate Amendments
- **2021-04-12** Third Reading Passed `passage`
- **2021-04-12** Passed Enrolled
- **2021-05-18** Approved by the Governor - Chapter 307 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/d5f8ee80-9597-41d0-b1c4-85e33715199a`. Confidence: reported (aggregated from official Maryland legislature records).