---
type: "Bill"
title: "Renewable Natural Gas"
description: "AN ACT TO AMEND THE SOUTH CAROLINA CODE OF LAWS BY ADDING SECTION 12-6-3830 SO AS TO PROVIDE FOR A TAX CREDIT FOR RENEWABLE NATURAL GAS. - RATIFIED TITLE"
jurisdiction: "us/states/sc"
legislature: "South Carolina General Assembly"
session: "2025-2026"
identifier: "S 556"
citation: "South Carolina S 556 (2025-2026)"
classification: ["bill"]
subjects: []
status: "enacted"
primary_sponsors: ["Verdin"]
version_count: 7
action_count: 22
vote_count: 2
first_action: "2025-04-15"
last_action: "2026-06-05"
source: "openstates"
source_identifier: "ocd-bill/a71eadc4-ab7a-4fc4-b989-05a55bd0b612"
source_url: "https://www.scstatehouse.gov/billsearch.php?billnumbers=556&session=126&summary=B"
source_hash: "ec4ef1b931035ec5374ebc4be825893ce4f76ff620a94ab356badf472c3bb476"
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-sc"]
---

# South Carolina S 556 (2025-2026) — Renewable Natural Gas

AN ACT TO AMEND THE SOUTH CAROLINA CODE OF LAWS BY ADDING SECTION 12-6-3830 SO AS TO PROVIDE FOR A TAX CREDIT FOR RENEWABLE NATURAL GAS. - RATIFIED TITLE

## Version chain

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

1. **Filed** (filed) — [source](https://www.scstatehouse.gov/sess126_2025-2026/bills/556.htm)
2. **04/15/2025** (committee substitute) — [source](https://www.scstatehouse.gov/sess126_2025-2026/prever/556_20250415.htm)
3. **04/15/2026** (committee substitute) — [source](https://www.scstatehouse.gov/sess126_2025-2026/prever/556_20260415.htm)
4. **04/28/2026** (committee substitute) — [source](https://www.scstatehouse.gov/sess126_2025-2026/prever/556_20260428.htm)
5. **04/29/2026** (committee substitute) — [source](https://www.scstatehouse.gov/sess126_2025-2026/prever/556_20260429.htm)
6. **05/06/2026** (committee substitute) — [source](https://www.scstatehouse.gov/sess126_2025-2026/prever/556_20260506.htm)
7. **05/13/2026** (committee substitute) — [source](https://www.scstatehouse.gov/sess126_2025-2026/prever/556_20260513.htm)

## Votes

- Passage of Bill — **95–16** (pass) · lower
- 3rd Reading — **41–1** (pass) · upper

## Sponsors

- Verdin — primary (person)

## Timeline

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

- **2025-04-15** Introduced and read first time `introduction, reading-1`
- **2025-04-15** Referred to Committee on Finance `referral-committee`
- **2026-04-15** Committee report: Favorable with amendment Finance `committee-passage-favorable`
- **2026-04-28** Committee Amendment Adopted `amendment-passage`
- **2026-04-28** Read second time `reading-2`
- **2026-04-29** Committee Amendment Adopted `amendment-passage`
- **2026-04-29** Amended `amendment-passage`
- **2026-04-29** Read third time and sent to House `passage, reading-3`
- **2026-04-29** Roll call Ayes-41 Nays-1
- **2026-04-30** Introduced and read first time `introduction, reading-1`
- **2026-04-30** Referred to Committee on Ways and Means `referral-committee`
- **2026-05-06** Committee report: Favorable Ways and Means `committee-passage-favorable`
- **2026-05-12** Debate adjourned
- **2026-05-13** Amended `amendment-passage`
- **2026-05-13** Read second time `reading-2`
- **2026-05-13** Roll call Yeas-95 Nays-16
- **2026-05-14** Read third time and returned to Senate with amendments `passage, reading-3`
- **2026-05-14** Concurred in House amendment and enrolled
- **2026-05-15** Ratified R 229
- **2026-05-19** Signed By Governor `executive-signature`
- **2026-06-05** Effective date 05/19/26
- **2026-06-03** Act No. 225

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a71eadc4-ab7a-4fc4-b989-05a55bd0b612`. Confidence: reported (aggregated from official South Carolina legislature records).