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H.R. 161

U.S. HouseHouse Floor Calendar

Summary

H.R. 161, the New Source Review Permitting Improvement Act, was introduced in the House on Jan 3, 2025 by Rep. Morgan Griffith (R) with 21 co-sponsors. It last saw action on Apr 28, 2026: Placed on the Union Calendar, Calendar No. 542.


Record

Text

H.R. 161 has 21 co-sponsors.

hb161/introduced-in-house.txt
119 HR 161 IH: New Source Review Permitting Improvement Act
U.S. House of Representatives
2025-01-03
text/xml
EN
Pursuant to Title 17 Section 105 of the United States Code, this file is not subject to copyright protection and is in the public domain.
I 119th CONGRESS 1st Session H. R. 161 IN THE HOUSE OF REPRESENTATIVES January 3, 2025 Mr. Griffith introduced the following bill; which was referred to the Committee on Energy and Commerce A BILL
To amend sections 111, 169, and 171 of the Clean Air Act to clarify when a physical change in, or change in the method of operation of, a stationary source constitutes a modification or construction, and for other purposes.
1.
Short title
This Act may be cited as the New Source Review Permitting Improvement Act .
2.
Clarification of definition of a modification: emission rate increases, pollution control, efficiency, safety, and reliability projects
Paragraph (4) of section 111(a) of the Clean Air Act ( 42 U.S.C. 7411(a) ) is amended—
(1)
by inserting
(A) before The term ;
(2)
by inserting before the period at the end the following: . For purposes of the preceding sentence, a change increases the amount of any air pollutant emitted by such source only if the maximum hourly emission rate of an air pollutant that is achievable by such source after the change is higher than the maximum hourly emission rate of such air pollutant that was achievable by such source during any hour in the 10-year period immediately preceding the change ; and
(3)
by adding at the end the following:
(B)
Notwithstanding subparagraph (A), the term modification does not include a change at a stationary source that is designed—
(i)
to reduce the amount of any air pollutant emitted by the source per unit of production; or
(ii)
to restore, maintain, or improve the reliability of operations at, or the safety of, the source,
except, with respect to either clause (i) or (ii), when the change would be a modification as defined in subparagraph (A) and the Administrator determines that the increase in the maximum achievable hourly emission rate of a pollutant from such change would cause an adverse effect on human health or the environment.
.
3.
Clarification of definition of construction for prevention of significant deterioration
Subparagraph (C) of section 169(2) of the Clean Air Act ( 42 U.S.C. 7479(2) ) is amended to read as follows:
(C)
The term construction , when used in connection with a major emitting facility, includes a modification (as defined in section 111(a)) at such facility, except that for purposes of this subparagraph a modification does not include a change at a major emitting facility that does not result in a significant emissions increase, or a significant net emissions increase, in annual actual emissions at such facility.
.
4.
Clarification of definition of modifications and modified for nonattainment areas
Paragraph (4) of section 171 of the Clean Air Act ( 42 U.S.C. 7501 ) is amended to read as follows:
(4)
The terms modifications and modified mean a modification as defined in section 111(a)(4), except that such terms do not include a change at a major emitting facility that does not result in a significant emissions increase, or a significant net emissions increase, in annual actual emissions at such facility.
.
5.
Rule of construction
Nothing in this Act or the amendments made by this Act shall be construed to treat any change as a modification for purposes of any provision of the Clean Air Act ( 42 U.S.C. 7401 et seq. ) if such change would not have been so treated as of the day before the date of enactment of this Act.

Tracker

The tracker indicates the progress of this legislation as it moves through the legislative process.

  1. Introduced2025-01-03
  2. Passed House
  3. Passed Senate
  4. Conference
  5. To President
  6. Became Law

CRS Summary

The summaries are the Congressional Research Service’s, one per stage. Read them in full.

Introduced in House Jan 3, 2025

hb161/introduced-in-house.md

Shown Here:
Introduced in House (01/03/2025)

New Source Review Permitting Improvement Act

This bill modifies terminology for purposes of the New Source Review (NSR) permitting program of the Environmental Protection Agency (EPA).

In order for a change to a stationary source to be a modification (a change to a stationary source that increases the air pollutant emissions or results in new pollutants) for purposes of the NSR permitting program, the maximum hourly emission rate achievable by such source must be higher than the maximum hourly rate achievable by such source during any hour in the 10-year period preceding the change.

A change at a stationary source is not considered to be a modification under the bill if it is designed to (1) reduce the amount of any air pollutant emitted; or (2) restore, maintain, or improve the reliability of operations at, or safety of, the source. However, such changes are not excepted if the EPA determines the increase in the maximum achievable hourly emission rate from such change would cause an adverse effect on human health or the environment.

Construction, in connection with a major emitting facility (a type of stationary source), does not include a change at such a facility that does not result in a significant emissions increase or a significant net emissions increase.

In relation to major emitting facilities in nonattainment areas, the terms modifications and modified do not include changes at such facilities that do not result in a significant emissions increase or a significant net emissions increase.

Sponsors

Rep. Morgan Griffith (R) sponsors H.R. 161, and 21 members have co-sponsored it.

Committees

H.R. 161 went before 2 committees: Energy and Commerce and Environment Subcommittee.

Energy and Commerce
Energy and Commerce
Reported By · Apr 28, 2026 · 1,636 Bills
Environment Subcommittee
Environment Subcommittee
Reported by · Dec 10, 2025

Reports

1 committee report has been filed on H.R. 161, the latest H. Rept. 119-625.

Actions

H.R. 161 has taken 9 actions since Jan 3, 2025, the latest on Apr 28, 2026.

ChamberAction
Apr 28, 2026
House
Reported (Amended) by the Committee on Energy and Commerce. H. Rept. 119-625.Energy and Commerce Committee
Apr 28, 2026
House
Placed on the Union Calendar, Calendar No. 542.
Jan 21, 2026
House
Committee Consideration and Mark-up Session HeldEnergy and Commerce Committee
Jan 21, 2026
House
Ordered to be Reported (Amended) by the Yeas and Nays: 28 - 23.Energy and Commerce Committee
Dec 10, 2025
House
Subcommittee Consideration and Mark-up Session HeldEnvironment Subcommittee

Votes

H.R. 161 has not gone to a roll call.

1 bill is related to H.R. 161.

Titles

H.R. 161 goes by 4 titles, 2 of them short titles.

  • New Source Review Permitting Improvement Act — Display Title
  • To amend sections 111, 169, and 171 of the Clean Air Act to clarify when a physical change in, or change in the method of operation of, a stationary source constitutes a modification or construction, and for other purposes. — Official Title as Introduced
  • New Source Review Permitting Improvement Act — Short Title(s) as Reported to House
  • New Source Review Permitting Improvement Act — Short Title(s) as Introduced

Lobbying

29 clients hired 29 firms and 249 registered lobbyists who named H.R. 161 in 104 quarterly filings, 2025 to 2026. Reported under the Lobbying Disclosure Act; a filing’s income covers everything its registrant worked that quarter, so the amounts below are the filings’, not this bill’s.

Filed under Energy/Nuclear, Taxation/Internal Revenue Code, Budget/Appropriations, Transportation, Environment/Superfund, Homeland Security, Defense, Telecommunications.

Clients

Who paid to be heard, by how many filings named the bill. The 20 that filed most often, of 29.

ClientBusinessStateFirmsFilingsReported
AMERICAN CEMENT ASSOCIATION (FORMERLY KNOWN AS PORTLAND CEMENT ASSOCIATION)Trade association that represents cement manufacturersIllinois17$140K
NATIONAL MINING ASSOCIATIONDistrict of Columbia16
PORTLAND CEMENT ASSOCIATIONDistrict of Columbia16
DUKE ENERGY CORPORATIONDistrict of Columbia15
EDISON ELECTRIC INSTITUTEDistrict of Columbia15
PORTLAND GENERAL ELECTRICOregon15
AMERICAN CHEMISTRY COUNCILDistrict of Columbia14
AMERICAN ELECTRIC POWER COMPANY, INC. AND AFFILIATED CORPORATIONSDistrict of Columbia14
AMERICAN FUEL & PETROCHEMICAL MANUFACTURERSDistrict of Columbia14
AMERICAN LUNG ASSOCIATIONDistrict of Columbia14
CHAMBER OF COMMERCE OF THE U.S.A.District of Columbia14
CITIZENS FOR RESPONSIBLE ENERGY SOLUTIONS, INC.District of Columbia14
CMS ENERGY CORPDistrict of Columbia14
PPL CORPORATIONDistrict of Columbia14
XCEL ENERGY INCDistrict of Columbia14
AMERICAN ELECTRIC POWER COMPANY, INC.Electric utilityDistrict of Columbia13$150K
AMERICAN FOREST & PAPER ASSOCIATIONDistrict of Columbia13
AMERICAN PETROLEUM INSTITUTEDistrict of Columbia13
AMERICAN PUBLIC POWER ASSOCIATIONVirginia13
CLEVELAND-CLIFFS INCCleveland-Cliffs Inc. is a producer of differentiated iron ore and steel products.Ohio13

Firms

Registrants who filed on the bill, by filings.

Lobbyists

Named on the filings that cite the bill. The 20 named most often, of 249.

Filings

The documents themselves, on the Senate’s Lobbying Disclosure site, largest reported first.

ClientRegistrantPeriodReportedDocument
CHAMBER OF COMMERCE OF THE U.S.A.CHAMBER OF COMMERCE OF THE U.S.A.2026 first_quarter$19.8M1st Quarter - Amendme…
CHAMBER OF COMMERCE OF THE U.S.A.CHAMBER OF COMMERCE OF THE U.S.A.2026 first_quarter$19.8M1st Quarter - Report
CHAMBER OF COMMERCE OF THE U.S.A.CHAMBER OF COMMERCE OF THE U.S.A.2025 fourth_quarter$18M4th Quarter - Report
CHAMBER OF COMMERCE OF THE U.S.A.CHAMBER OF COMMERCE OF THE U.S.A.2026 second_quarter$17M2nd Quarter - Report
AMERICAN CHEMISTRY COUNCILAMERICAN CHEMISTRY COUNCIL2025 fourth_quarter$6.8M4th Quarter - Report
AMERICAN CHEMISTRY COUNCILAMERICAN CHEMISTRY COUNCIL2026 first_quarter$3.8M1st Quarter - Report
AMERICAN CHEMISTRY COUNCILAMERICAN CHEMISTRY COUNCIL2025 third_quarter$3.5M3rd Quarter - Report
AMERICAN PETROLEUM INSTITUTEAMERICAN PETROLEUM INSTITUTE2026 second_quarter$2.8M2nd Quarter - Report
AMERICAN CHEMISTRY COUNCILAMERICAN CHEMISTRY COUNCIL2026 second_quarter$2.6M2nd Quarter - Report
EDISON ELECTRIC INSTITUTEEDISON ELECTRIC INSTITUTE2026 first_quarter$2.6M1st Quarter - Amendme…
EDISON ELECTRIC INSTITUTEEDISON ELECTRIC INSTITUTE2026 first_quarter$2.6M1st Quarter - Report
EDISON ELECTRIC INSTITUTEEDISON ELECTRIC INSTITUTE2025 fourth_quarter$2.3M4th Quarter - Report
DUKE ENERGY CORPORATIONDUKE ENERGY CORPORATION2026 second_quarter$2.3M2nd Quarter - Amendme…
DUKE ENERGY CORPORATIONDUKE ENERGY CORPORATION2026 second_quarter$2.3M2nd Quarter - Report
DUKE ENERGY CORPORATIONDUKE ENERGY CORPORATION2026 first_quarter$2.1M1st Quarter - Report
DUKE ENERGY CORPORATIONDUKE ENERGY CORPORATION2025 fourth_quarter$2M4th Quarter - Report
DUKE ENERGY CORPORATIONDUKE ENERGY CORPORATION2025 fourth_quarter$2M4th Quarter - Report
EDISON ELECTRIC INSTITUTEEDISON ELECTRIC INSTITUTE2025 third_quarter$2M3rd Quarter - Report
AMERICAN PETROLEUM INSTITUTEAMERICAN PETROLEUM INSTITUTE2025 fourth_quarter$1.9M4th Quarter - Report
AMERICAN PETROLEUM INSTITUTEAMERICAN PETROLEUM INSTITUTE2026 first_quarter$1.9M1st Quarter - Report

Classification

The Congressional Research Service files H.R. 161 under Environmental Protection, one of its 31 policy areas, and gives it 6 legislative subjects.

CRS Subjects

CRS assigns every bill one policy area from its 31; H.R. 161’s is Environmental Protection.

hr161/policy-areas.txt
Environmental ProtectionAgriculture and FoodAnimalsArmed Forces and National SecurityArts, Culture, ReligionCivil Rights and Liberties, Minority IssuesCommerceCongressCrime and Law EnforcementEconomics and Public FinanceEducationEmergency ManagementEnergyFamiliesFinance and Financial SectorForeign Trade and International FinanceGovernment Operations and PoliticsHealthHousing and Community DevelopmentImmigrationInternational AffairsLabor and EmploymentLawNative AmericansPublic Lands and Natural ResourcesScience, Technology, CommunicationsSocial WelfareSports and RecreationTaxationTransportation and Public WorksWater Resources Development

Legislative Subjects

H.R. 161 carries 6 of CRS’s legislative subjects, from Air quality to Pollution liability.

hr161/subjects.txt
Air qualityBuilding constructionEnvironmental assessment, monitoring, researchEnvironmental regulatory proceduresLicensing and registrationsPollution liability

Constitutional authority

The clause the sponsor cites as Congress’s power to enact H.R. 161, as entered in the Congressional Record.

[Congressional Record Volume 171, Number 1 (Friday, January 3, 2025)][House]From the Congressional Record Online through the Government Publishing Office [www.gpo.gov]By Mr. GRIFFITH:H.R. 161.Congress has the power to enact this legislation pursuantto the following:Article I, Section 8, Clause 18The single subject of this legislation is:Clean Air Act permitting[Page H41]

Source: congress.gov · legiscan.com