---
type: "Bill"
title: "Income Tax – Oyster Shell Recycling Credit – Maximum Allowable Amount and Sunset Extension"
description: "Income Tax – Oyster Shell Recycling Credit – Maximum Allowable Amount and Sunset Extension"
jurisdiction: "us/states/md"
legislature: "Maryland General Assembly"
session: "2018"
identifier: "SB 153"
citation: "Maryland SB 153 (2018)"
classification: ["bill"]
subjects: ["Taxes - Income", "Income Tax", "Oysters", "Recycling", "Sunset", "Tax Credits"]
status: "enacted"
primary_sponsors: ["Hershey"]
version_count: 1
action_count: 16
vote_count: 3
first_action: "2018-01-12"
last_action: "2018-05-15"
source: "openstates"
source_identifier: "ocd-bill/550a743c-2486-4449-a1d4-ca112557cc66"
source_url: "http://mgaleg.maryland.gov/webmga/frmMain.aspx?id=SB153&stab=01&pid=billpage&tab=subject3&ys=2018rs"
source_hash: "3687eb5a8f25f91d1424fad12020e46e1d8e5316ffe875fe5b94316624359cab"
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 153 (2018) — Income Tax – Oyster Shell Recycling Credit – Maximum Allowable Amount and Sunset Extension

## 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/2018RS/bills/sb/sb0153f.pdf)

## Votes

- On Third Reading — **46–0** (pass) · upper
- On third reading — **45–0** (pass) · upper
- On Third Reading — **137–0** (pass) · lower

## Sponsors

- Hershey — primary (person)
- Eckardt — cosponsor (person)
- Manno — cosponsor (person)
- Mathias — cosponsor (person)

## Timeline

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

- **2018-01-12** First Reading Budget and Taxation `referral-committee`
- **2018-01-17** Hearing 1/31 at 2:30 p.m.
- **2018-02-12** Favorable with Amendments Report by Budget and Taxation `committee-passage-favorable`
- **2018-02-13** Favorable with Amendments {659235/1 Report Adopted `committee-passage-favorable`
- **2018-02-13** Second Reading Passed with Amendments
- **2018-02-15** Third Reading Passed (46-0) `passage`
- **2018-02-16** First Reading Ways and Means `referral-committee`
- **2018-03-05** Hearing 3/21 at 1:00 p.m.
- **2018-04-05** Favorable with Amendments Report by Ways and Means `committee-passage-favorable`
- **2018-04-05** Favorable with Amendments {885168/1 Report Adopted `committee-passage-favorable`
- **2018-04-05** Second Reading Passed with Amendments
- **2018-04-06** Third Reading Passed with Amendments (137-0) `passage`
- **2018-04-09** Senate Concur - House Amendments
- **2018-04-09** Third Reading Passed (45-0) `passage`
- **2018-04-09** Passed Enrolled
- **2018-05-15** Approved by the Governor - Chapter 604 `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/550a743c-2486-4449-a1d4-ca112557cc66`. Confidence: reported (aggregated from official Maryland legislature records).