---
type: "Bill"
title: "Historic Revitalization Tax Credit - Certified Historic Structure and Single-Family, Owner-Occupied Residence - Definitions"
description: "Historic Revitalization Tax Credit - Certified Historic Structure and Single-Family, Owner-Occupied Residence - Definitions"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2021"
identifier: "HB 539"
citation: "Maryland HB 539 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Buckel"]
version_count: 3
action_count: 11
vote_count: 1
first_action: "2021-01-15"
last_action: "2021-05-30"
source: "openstates"
source_identifier: "ocd-bill/c0a20943-0ca0-4919-9353-156c37114539"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/hb0539?ys=2021RS&search=True"
source_hash: "2327f1c1f5f77e69c6e2090349d009c3545ad1913c00abb3f9051d40ee388646"
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 539 (2021) — Historic Revitalization Tax Credit - Certified Historic Structure and Single-Family, Owner-Occupied Residence - Definitions

## Version chain

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

1. **Chapter - Historic Revitalization Tax Credit - Certified Historic Structure and Single-Family, Owner-Occupied Residence - Definitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/Chapters_noln/CH_520_hb0539t.pdf)
2. **First - Historic Revitalization Tax Credit - Certified Historic Structure and Single-Family, Owner-Occupied Residence - Definitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0539f.pdf)
3. **Third - Historic Revitalization Tax Credit - Certified Historic Structure and Single-Family, Owner-Occupied Residence - Definitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/hb/hb0539t.pdf)

## Votes

- On Third Reading — **130–6** (pass) · lower

## Sponsors

- Buckel — primary (person)

## Timeline

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

- **2021-01-15** First Reading Ways and Means `referral-committee`
- **2021-01-18** Hearing 2/04 at 1:30 p.m.
- **2021-03-01** Favorable Report by Ways and Means `committee-passage-favorable`
- **2021-03-03** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2021-03-04** Third Reading Passed `passage`
- **2021-03-05** Referred Budget and Taxation `referral-committee`
- **2021-03-31** Favorable Report by Budget and Taxation `committee-passage-favorable`
- **2021-03-31** Favorable Adopted Second Reading Passed `committee-passage-favorable`
- **2021-04-01** Third Reading Passed `passage`
- **2021-04-01** Returned Passed
- **2021-05-30** Enacted under Article II, Section 17(c) of the Maryland Constitution - Chapter 520 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/c0a20943-0ca0-4919-9353-156c37114539`. Confidence: reported (aggregated from official Maryland legislature records).