New Source Review Permitting Improvement Act
Latest Action
Placed on the Union Calendar, Calendar No. 542.
Official Summary
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.
GovScope Watchdog™
AI Government Intelligence™The New Source Review Permitting Improvement Act modifies the criteria used by the Environmental Protection Agency (EPA) to determine when changes to stationary sources of air pollution qualify as "modifications" under the New Source Review (NSR) permitting program. Specifically, a change is considered a modification only if the maximum hourly emission rate achievable after the change exceeds the maximum hourly rate during any hour in the previous 10 years. Changes intended to reduce emissions or improve reliability or safety are generally excluded from being modifications unless they cause an adverse effect on health or the environment. Additionally, certain changes at major emitting facilities that do not result in significant emissions increases are excluded from the definitions of "construction" and "modification," particularly in nonattainment areas.
This bill refines the definitions and criteria for when changes to pollution sources require new permits under the EPA's NSR program, potentially narrowing the scope of modifications subject to permitting requirements.
- Defines a "modification" as a change that increases the maximum hourly emission rate beyond any hour in the previous 10 years.
- Excludes changes designed to reduce emissions or improve reliability or safety from being considered modifications unless they increase emissions to a harmful level.
- Clarifies that certain changes at major emitting facilities that do not cause significant emissions increases are not considered "construction" or "modifications," especially in nonattainment areas.
['Stationary source operators and owners, including major emitting facilities, who may face fewer permitting requirements for certain changes.', 'Environmental Protection Agency (EPA) by having clearer criteria for NSR permitting decisions.']
['Determining the maximum hourly emission rate over a 10-year period may require extensive historical emissions data and monitoring.', 'Exemptions for changes aimed at improving reliability or safety could complicate enforcement if increases in emissions occur.', 'Potential challenges in assessing what constitutes a "significant emissions increase" or "adverse effect" may affect regulatory consistency.']
The bill was introduced and reported in the House during the 119th Congress and placed on the Union Calendar. It addresses regulatory definitions within the EPA's NSR permitting program, a key component of air quality regulation under the Clean Air Act. The bill reflects ongoing legislative efforts to clarify and potentially adjust environmental permitting requirements.
Hidden impact flags detected: 2
GovScope reviewed 2 policy-risk categories. Hover for a quick definition. Click detected flags for bill-specific details.
['Potential reduction in the number of NSR permits required could lead to faster implementation of operational changes at stationary sources.', 'Possible shifts in EPA enforcement focus due to clarified definitions and exemptions.', 'Changes in emissions monitoring practices to comply with the 10-year emission rate comparison requirement.']
The bill's impact depends heavily on EPA's interpretation and enforcement of the new definitions, particularly regarding exemptions for changes that improve reliability or safety. Transparency in how EPA assesses "adverse effects" and monitors emissions over a 10-year period will be critical for public oversight. The absence of full bill text limits detailed analysis of specific provisions and enforcement mechanisms.
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