---
type: "Bill"
title: "Interstate Occupational Therapy Licensure Compact"
description: "Interstate Occupational Therapy Licensure Compact"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2021"
identifier: "HB 540"
citation: "Maryland HB 540 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Morgan"]
version_count: 4
action_count: 15
vote_count: 3
first_action: "2021-01-15"
last_action: "2021-04-13"
source: "openstates"
source_identifier: "ocd-bill/0dcb5153-3049-48bf-998f-1d734201be52"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0540?ys=2021RS&search=True"
source_hash: "89de9ddaf0018fbb10e402ac2c1d6f8b176e32dae03fdde3fec1c2ac74667998"
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 540 (2021) — Interstate Occupational Therapy Licensure Compact

## Version chain

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

1. **Chapter - Interstate Occupational Therapy Licensure Compact** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/Chapters_noln/CH_93_hb0540e.pdf)
2. **Enrolled - Interstate Occupational Therapy Licensure Compact** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0540e.pdf)
3. **First - Interstate Occupational Therapy Licensure Compact** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0540f.pdf)
4. **Third - Interstate Occupational Therapy Licensure Compact** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0540t.pdf)

## Votes

- On Third Reading (Amend) — **47–0** (pass) · upper
- On Third Reading — **133–1** (pass) · lower
- On Third Reading and Final Passage (Hse concurred) — **134–0** (pass) · lower

## Sponsors

- Morgan — primary (person)

## Timeline

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

- **2021-01-15** First Reading Health and Government Operations `referral-committee`
- **2021-01-22** Hearing 2/24 at 1:30 p.m.
- **2021-03-10** Favorable with Amendments Report by Health and Government Operations `committee-passage-favorable`
- **2021-03-11** Favorable with Amendments { `committee-passage-favorable`
- **2021-03-11** Second Reading Passed with Amendments
- **2021-03-12** Third Reading Passed `passage`
- **2021-03-16** Referred Education, Health, and Environmental Affairs `referral-committee`
- **2021-03-30** Favorable with Amendments Report by Education, Health, and Environmental Affairs `committee-passage-favorable`
- **2021-03-30** Favorable with Amendments { `committee-passage-favorable`
- **2021-03-30** Second Reading Passed with Amendments
- **2021-03-31** Third Reading Passed `passage`
- **2021-04-06** House Concurs Senate Amendments
- **2021-04-06** Third Reading Passed `passage`
- **2021-04-06** Passed Enrolled
- **2021-04-13** Approved by the Governor - Chapter 93 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/0dcb5153-3049-48bf-998f-1d734201be52`. Confidence: reported (aggregated from official Maryland legislature records).