republic-os/legislation/us/states/in/2023/sb-155.md

---
type: "Bill"
title: "Air pollution control."
description: "Provides that a federal regulation that classifies or amends a designation of attainment, nonattainment, or unclassifiable for any area in Indiana under the federal Clean Air Act is effective and enforceable in Indiana on the effective date of the federal regulation. Requires the environmental rules board (board) to adopt rules, including emergency rules, to raise two Title V operating permit program fees, increasing: (1) the annual fee for a Part 70 permit to $6,100; and (2) the annual fee for a federally enforceable state operating permit (FESOP) to $6,100; for five years, beginning with the fees first due and collectable after December 31, 2023. Requires the board, not more than 45 days after the effective date of the SECTION requiring the adoption of the rules, to provide notice in the Indiana Register of the first public comment period required before the adoption of the permanent rules raising the two fees. Prohibits the board from beginning to adopt the emergency rules to raise the two fees until the notice of the first comment period concerning the permanent rules to raise the two fees is published."
jurisdiction: "us/states/in"
legislature: "Indiana General Assembly"
session: "2023"
identifier: "SB 155"
citation: "Indiana SB 155 (2023)"
classification: ["bill"]
subjects: ["AIR POLLUTION", "ENVIRONMENT generally", "ENVIRONMENTAL MANAGEMENT", "DEPARTMENT AND AGENCIES"]
status: "enacted"
primary_sponsors: ["Alan Morrison", "Dan Dernulc", "Eric Bassler", "Rick Niemeyer"]
version_count: 7
action_count: 28
vote_count: 1
first_action: "2023-01-09"
last_action: "2023-04-20"
source: "openstates"
source_identifier: "ocd-bill/a4dc49fb-72d7-4db7-a9a2-fbc9b3754a85"
source_url: "http://iga.in.gov/legislative/2023/bills/senate/155"
source_hash: "2fc5742cfeeed4cf2d5057d59fa8941f0c065396f2665cea89a42fe60ddcd77e"
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-in"]
---

# Indiana SB 155 (2023) — Air pollution control.

Provides that a federal regulation that classifies or amends a designation of attainment, nonattainment, or unclassifiable for any area in Indiana under the federal Clean Air Act is effective and enforceable in Indiana on the effective date of the federal regulation. Requires the environmental rules board (board) to adopt rules, including emergency rules, to raise two Title V operating permit program fees, increasing: (1) the annual fee for a Part 70 permit to $6,100; and (2) the annual fee for a federally enforceable state operating permit (FESOP) to $6,100; for five years, beginning with the fees first due and collectable after December 31, 2023. Requires the board, not more than 45 days after the effective date of the SECTION requiring the adoption of the rules, to provide notice in the Indiana Register of the first public comment period required before the adoption of the permanent rules raising the two fees. Prohibits the board from beginning to adopt the emergency rules to raise the two fees until the notice of the first comment period concerning the permanent rules to raise the two fees is published.

## Version chain

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

1. **Engrossed Senate Bill (H)** (committee substitute) — [source](http://in-proxy.openstates.org/2023/bills/SB0155/versions/SB0155.06.ENGH)
2. **Enrolled Senate Bill (S)** (committee substitute) — [source](http://in-proxy.openstates.org/2023/bills/SB0155/versions/SB0155.07.ENRH)
3. **Introduced Senate Bill (S)** (committee substitute) — [source](http://in-proxy.openstates.org/2023/bills/SB0155/versions/SB0155.01.INTR)
4. **Senate Bill (H)** (committee substitute) — [source](http://in-proxy.openstates.org/2023/bills/SB0155/versions/SB0155.04.COMH)
5. **Senate Bill (H)** (committee substitute) — [source](http://in-proxy.openstates.org/2023/bills/SB0155/versions/SB0155.05.COMH)
6. **Senate Bill (S)** (committee substitute) — [source](http://in-proxy.openstates.org/2023/bills/SB0155/versions/SB0155.03.COMS)
7. **Senate Bill (S)** (committee substitute) — [source](http://in-proxy.openstates.org/2023/bills/SB0155/versions/SB0155.02.COMS)

## Votes

- SB 155 - Niemeyer - 3rd Reading — **45–4** (pass) · upper

## Sponsors

- Alan Morrison — primary (person)
- Dan Dernulc — primary (person)
- Eric Bassler — primary (person)
- Rick Niemeyer — primary (person)
- Harold Slager — cosponsor (person)
- Lonnie Randolph — coauthor (person)
- Sue Errington — cosponsor (person)

## Timeline

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

- **2023-01-09** Authored by Senator Niemeyer
- **2023-01-09** First reading: referred to Committee on Environmental Affairs `reading-1, referral-committee`
- **2023-02-14** Committee report: amend do pass adopted; reassigned to Committee on Appropriations `committee-passage, referral-committee`
- **2023-02-16** Senator Dernulc added as second author
- **2023-02-21** Senator Bassler added as third author
- **2023-02-23** Committee report: do pass, adopted `committee-passage`
- **2023-02-27** Second reading: ordered engrossed `reading-2`
- **2023-02-27** Senator Randolph added as coauthor
- **2023-02-28** Third reading: passed; Roll Call 185: yeas 45, nays 4 `passage, reading-3, reading-3`
- **2023-02-28** House sponsor: Representative Morrison
- **2023-02-28** Cosponsor: Representative Slager
- **2023-03-01** Referred to the House `referral`
- **2023-03-06** First reading: referred to Committee on Environmental Affairs `reading-1, referral-committee`
- **2023-03-16** Representative Errington added as cosponsor
- **2023-03-16** Committee report: do pass, adopted `committee-passage`
- **2023-03-16** Referred to the Committee on Ways and Means pursuant to House Rule 127
- **2023-03-23** Committee report: do pass, adopted `committee-passage`
- **2023-03-27** Amendment #1 (Bartels) prevailed; voice vote `amendment-passage`
- **2023-03-27** Second reading: amended, ordered engrossed `reading-2`
- **2023-03-28** Third reading: passed; Roll Call 310: yeas 76, nays 19 `passage, reading-3, reading-3`
- **2023-03-29** Returned to the Senate with amendments `receipt`
- **2023-04-03** Motion to concur filed `filing`
- **2023-04-04** Senate concurred in House amendments; Roll Call 315: yeas 42, nays 6
- **2023-04-06** Signed by the President Pro Tempore `passage`
- **2023-04-11** Signed by the Speaker `passage`
- **2023-04-17** Signed by the President of the Senate `passage`
- **2023-04-20** Public Law 25 `became-law`
- **2023-04-20** Signed by the Governor `executive-signature`

## Source

OpenStates / OpenCivicData bulk snapshot [2026-07-01](https://data.openstates.org/daily/2026-07-01/public.pgdump); origin `ocd-bill/a4dc49fb-72d7-4db7-a9a2-fbc9b3754a85`. Confidence: reported (aggregated from official Indiana legislature records).