---
type: "Bill"
title: "Functionally Equivalent Wastewater Systems."
description: "Functionally Equivalent Wastewater Systems."
jurisdiction: "us/states/nc"
legislature: "North Carolina General Assembly"
session: "2011"
identifier: "HB 594"
citation: "North Carolina HB 594 (2011)"
classification: ["bill"]
subjects: ["COMMISSIONS", "PUBLIC HEALTH COMN.", "INFRASTRUCTURE", "PRESENTED", "PUBLIC", "PUBLIC HEALTH", "RATIFIED", "TITLE CHANGE", "UTILITIES", "WATER & SEWER SYSTEMS", "REP. GILLESPIE", "REP. HILTON", "CHAPTERED"]
status: "enacted"
primary_sponsors: ["Hilton"]
version_count: 6
action_count: 24
vote_count: 2
first_action: "2011-04-04"
last_action: "2011-06-23"
source: "openstates"
source_identifier: "ocd-bill/12724aed-7f60-45b0-8182-a9f51d8ee28f"
source_url: "http://www.ncleg.net/gascripts/BillLookUp/BillLookUp.pl?Session=2011&BillID=H594&votesToView=all"
source_hash: "bcdc81b6b6c857639587a16e3b92756c17a48b5fa884b5a73bcc14bd246b8ba7"
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-nc"]
---

# North Carolina HB 594 (2011) — Functionally Equivalent Wastewater Systems.

## Version chain

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

1. **Filed** (filed) — [source](http://www.ncleg.net/Sessions/2011/Bills/House/PDF/H594v0.pdf)
2. **Edition 1** (committee substitute) — [source](http://www.ncleg.net/Sessions/2011/Bills/House/PDF/H594v1.pdf)
3. **Edition 2** (committee substitute) — [source](http://www.ncleg.net/Sessions/2011/Bills/House/PDF/H594v2.pdf)
4. **Edition 3** (committee substitute) — [source](http://www.ncleg.net/Sessions/2011/Bills/House/PDF/H594v3.pdf)
5. **Ratified** (committee substitute) — [source](http://www.ncleg.net/Sessions/2011/Bills/House/PDF/H594v4.pdf)
6. **SL2011-261** (committee substitute) — [source](http://www.ncleg.net/Sessions/2011/Bills/House/PDF/H594v5.pdf)

## Votes

- Third Reading — **47–0** (pass) · upper
- M11 Concur — **99–18** (pass) · lower

## Sponsors

- Hilton — primary (person)
- Bradley — cosponsor (person)
- Cook — cosponsor (person)
- Gillespie — cosponsor (person)
- Jordan — cosponsor (person)

## Timeline

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

- **2011-06-23** Ch. SL 2011-261 `became-law`
- **2011-06-23** Signed By Gov. 6/23/2011 `executive-signature`
- **2011-06-17** Pres. To Gov. 6/17/2011 `executive-receipt`
- **2011-06-16** Ratified
- **2011-06-15** Concurred In S/Com Sub `amendment-passage`
- **2011-06-14** Placed On Cal For 6/15/2011
- **2011-06-14** Cal Pursuant Rule 36(b)
- **2011-06-14** Rec To Concur S Com Sub
- **2011-06-13** Passed 3rd Reading `passage, reading-3`
- **2011-06-09** Placed On Cal For 6/13/2011
- **2011-06-09** Passed 2nd Reading `reading-2`
- **2011-06-09** Placed On Cal For 6/9/2011
- **2011-06-09** Com Substitute Adopted
- **2011-06-09** Reptd Fav Com Substitute `committee-passage-favorable`
- **2011-05-17** Ref To Com On Agriculture/Environment/Natural Resources `referral-committee`
- **2011-05-17** Passed 1st Reading `reading-1`
- **2011-05-17** Rec From House
- **2011-05-16** Passed 2nd & 3rd Reading `passage, reading-2, reading-3`
- **2011-05-12** Placed On Cal For 5/16/2011
- **2011-05-12** Cal Pursuant Rule 36(b)
- **2011-05-12** Reptd Fav Com Substitute `committee-passage-favorable`
- **2011-04-05** Ref To Com On Environment `referral-committee`
- **2011-04-05** Passed 1st Reading `reading-1`
- **2011-04-04** Filed `introduction`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/12724aed-7f60-45b0-8182-a9f51d8ee28f`. Confidence: reported (aggregated from official North Carolina legislature records).