---
type: "Bill"
title: "Public Utilities - Water Companies and Sewage Disposal Companies - Rate Cases and Proceedings"
description: "Public Utilities - Water Companies and Sewage Disposal Companies - Rate Cases and Proceedings"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2017"
identifier: "HB 511"
citation: "Maryland HB 511 (2017)"
classification: ["bill"]
subjects: ["Utility Regulation", "Disclosure", "Industry and Technology", "Prices", "Public Service Commission", "Refuse Disposal", "Revenue and Taxes", "Rules and Regulations", "Time", "Utilities", "Water"]
status: "enacted"
primary_sponsors: ["Jameson"]
version_count: 1
action_count: 14
vote_count: 2
first_action: "2017-01-26"
last_action: "2017-05-04"
source: "openstates"
source_identifier: "ocd-bill/12a893df-2985-4113-b625-129882a85707"
source_url: "http://mgaleg.maryland.gov/webmga/frmMain.aspx?id=HB511&stab=01&pid=billpage&tab=subject3&ys=2017rs"
source_hash: "df447cb1c468f331597ba85a7d4f9cde8e53739210737f78e5992ecbc8606d11"
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 511 (2017) — Public Utilities - Water Companies and Sewage Disposal Companies - Rate Cases and Proceedings

## 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/2017RS/bills/hb/hb0511f.pdf)

## Votes

- Third Reading — **137–0** (pass) · legislature
- Third Reading — **46–0** (pass) · legislature

## Sponsors

- Jameson — primary (person)
- Arentz — cosponsor (person)
- Barkley — cosponsor (person)
- Branch — cosponsor (person)
- Clippinger — cosponsor (person)
- Davis — cosponsor (person)
- Impallaria — cosponsor (person)
- Mautz — cosponsor (person)
- W. Miller — cosponsor (person)

## Timeline

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

- **2017-01-27** First Reading Economic Matters `referral-committee`
- **2017-01-26** Hearing 2/09 at 1:00 p.m.
- **2017-02-13** Favorable Report by Economic Matters `committee-passage-favorable`
- **2017-02-14** Favorable Report Adopted `committee-passage-favorable`
- **2017-02-14** Second Reading Passed
- **2017-02-16** Third Reading Passed (137-0) `passage`
- **2017-02-17** First Reading Finance `referral-committee`
- **2017-03-08** Hearing 3/23 at 1:00 p.m.
- **2017-03-27** Favorable Report by Finance `committee-passage-favorable`
- **2017-03-28** Favorable Report Adopted `committee-passage-favorable`
- **2017-03-28** Second Reading Passed
- **2017-03-29** Third Reading Passed (46-0) `passage`
- **2017-03-30** Returned Passed
- **2017-05-04** Approved by the Governor - Chapter 535 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/12a893df-2985-4113-b625-129882a85707`. Confidence: reported (aggregated from official Maryland legislature records).