---
type: "Bill"
title: "Residential Property - Service Agreements - Prohibitions"
description: "Residential Property - Service Agreements - Prohibitions"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2023"
identifier: "SB 579"
citation: "Maryland SB 579 (2023)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Hayes"]
version_count: 4
action_count: 17
vote_count: 0
first_action: "2023-02-06"
last_action: "2023-05-08"
source: "openstates"
source_identifier: "ocd-bill/6d4462f8-5634-4e0a-8021-c4558eaba270"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0579?ys=2023RS&search=True"
source_hash: "a6b44359d4c6cbe34e872d1c6ed17128d7c33d77640023726085c4ba14fe9791"
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 SB 579 (2023) — Residential Property - Service Agreements - Prohibitions

## Version chain

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

1. **Chapter - Residential Property - Service Agreements - Prohibitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2023RS/Chapters_noln/CH_525_sb0579e.pdf)
2. **Enrolled - Residential Property - Service Agreements - Prohibitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2023RS/bills/sb/sb0579e.pdf)
3. **First - Residential Property - Exclusive Listing Agreements - Limit on Duration** (committee substitute) — [source](http://mgaleg.maryland.gov/2023RS/bills/sb/sb0579f.pdf)
4. **Third - Residential Property - Service Agreements - Prohibitions** (committee substitute) — [source](http://mgaleg.maryland.gov/2023RS/bills/sb/sb0579t.pdf)

## Sponsors

- Hayes — primary (person)

## Timeline

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

- **2023-02-06** First Reading Finance `referral-committee`
- **2023-02-09** Reassigned to Judicial Proceedings
- **2023-02-14** Hearing 3/07 at 1:00 p.m.
- **2023-03-16** Favorable with Amendments Report by Judicial Proceedings `committee-passage-favorable`
- **2023-03-16** Favorable with Amendments { `committee-passage-favorable`
- **2023-03-16** Second Reading Passed with Amendments
- **2023-03-17** Third Reading Passed `passage`
- **2023-03-20** Referred Environment and Transportation `referral-committee`
- **2023-03-22** Hearing 3/30 at 1:00 p.m.
- **2023-04-05** Favorable with Amendments Report by Environment and Transportation `committee-passage-favorable`
- **2023-04-05** Favorable with Amendments { `committee-passage-favorable`
- **2023-04-05** Second Reading Passed with Amendments
- **2023-04-06** Third Reading Passed `passage`
- **2023-04-07** Senate Concurs House Amendments
- **2023-04-07** Third Reading Passed `passage`
- **2023-04-07** Passed Enrolled
- **2023-05-08** Approved by the Governor - Chapter 525 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/6d4462f8-5634-4e0a-8021-c4558eaba270`. Confidence: reported (aggregated from official Maryland legislature records).