---
type: "Bill"
title: "Business Regulation – Battery–Charged Fence Security Systems – Regulation"
description: "Business Regulation – Battery–Charged Fence Security Systems – Regulation"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2021"
identifier: "SB 135"
citation: "Maryland SB 135 (2021)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Klausmeier"]
version_count: 4
action_count: 16
vote_count: 3
first_action: "2020-10-22"
last_action: "2021-05-30"
source: "openstates"
source_identifier: "ocd-bill/831ba78e-aaa7-4aad-bf30-756a0ce826cf"
source_url: "http://mgaleg.maryland.gov/mgawebsite/Legislation/Details/sb0135?ys=2021RS&search=True"
source_hash: "46c01080c1bd3dfe0ad407a6b0e3dfe8d4766b2c7a3bba66de47029049fd6e00"
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 135 (2021) — Business Regulation – Battery–Charged Fence Security Systems – Regulation

## Version chain

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

1. **Chapter - Business Regulation – Battery–Charged Fence Security Systems – Regulation** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/Chapters_noln/CH_408_sb0135e.pdf)
2. **Enrolled - Business Regulation – Battery–Charged Fence Security Systems – Regulation** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/sb/sb0135e.pdf)
3. **First - Business Regulation – Battery–Charged Fence Security Systems – Regulation** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/sb/sb0135f.pdf)
4. **Third - Business Regulation – Battery–Charged Fence Security Systems – Regulation** (committee substitute) — [source](http://mgaleg.maryland.gov/2021RS/bills/sb/sb0135t.pdf)

## Votes

- On third reading — **47–0** (pass) · upper
- On Third Reading — **45–1** (pass) · upper
- On Third Reading (Amend) — **122–9** (pass) · lower

## Sponsors

- Klausmeier — primary (person)

## Timeline

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

- **2020-10-22** Pre-filed `introduction`
- **2021-01-13** First Reading Finance `referral-committee`
- **2020-12-23** Hearing 1/21 at 1:00 p.m.
- **2021-02-26** Favorable Report by Finance `committee-passage-favorable`
- **2021-02-26** Favorable Adopted `committee-passage-favorable`
- **2021-02-26** Second Reading Passed
- **2021-03-02** Third Reading Passed `passage`
- **2021-03-03** Referred Economic Matters `referral-committee`
- **2021-04-02** Favorable with Amendments Report by Economic Matters `committee-passage-favorable`
- **2021-04-02** Favorable with Amendments { `committee-passage-favorable`
- **2021-04-02** Second Reading Passed with Amendments
- **2021-04-02** Third Reading Passed `passage`
- **2021-04-05** Senate Concurs House Amendments
- **2021-04-05** Third Reading Passed `passage`
- **2021-04-05** Passed Enrolled
- **2021-05-30** Enacted under Article II, Section 17(c) of the Maryland Constitution - Chapter 408 `became-law`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/831ba78e-aaa7-4aad-bf30-756a0ce826cf`. Confidence: reported (aggregated from official Maryland legislature records).