October Term 2000 · Docket 99-1426

Does the Clean Air Act allow cost factors in setting air quality standards?

Truckers argue the EPA must consider economic costs when setting air quality standards. The agency insists the law requires setting standards based only on health effects.

Official caption
American Trucking Assns., Inc. v. Browner
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Official Transcript

Verified source milestones

  1. — An official oral-argument transcript was verified.

The arguments, in order

This case may have been argued more than once. Each entry below uses that session's official transcript. Later arguments do not erase earlier ones.

  1. Argument 1 ·

    What happened at the argument

    General Waxman stated the EPA has consistently interpreted the Clean Air Act for thirty years. He argued the law requires setting standards solely by reference to pollutant presence in the air. He emphasized the agency's long-standing interpretation of the statute.

    argument_summary

    The government contends the Clean Air Act mandates setting standards based only on health effects. the sides that brought the case argue the statute allows considering economic costs. The Court must decide which interpretation aligns with the law.

    Read the official transcript for this argument · Official argument details

    Sources used for this argument breakdown

A citizen's guide to the whole case

What this case is about

The dispute centers on how the EPA sets National Ambient Air Quality Standards. the sides that brought the case claim the agency must weigh economic costs. The government argues the statute mandates standards based solely on pollutant presence.

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How the case got here

The Supreme Court heard oral argument in this case on November 7, 2000.

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What each side wants

the sides that brought the case want the Court to allow the EPA to consider economic costs when setting air quality standards.

The government wants the Court to require the EPA to set standards based solely on health effects.

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What each side says

the sides that brought the case argue the Clean Air Act permits the EPA to balance economic costs against health benefits.

The government argues the statute requires setting standards based only on the effects of a pollutant's presence in the air.

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What the justices asked

Does the Clean Air Act authorize the EPA to consider economic costs when setting air quality standards?

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Why it matters

This case determines whether the EPA can weigh economic costs when setting air quality standards. The outcome shapes how the agency balances public health and economic impact. It defines the scope of federal regulatory power over air pollution.

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What happens next

This article currently covers the argument record. Use the official docket link for later case activity.

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Official Court provenance

Official docket and case history · Official Supreme Court oral-argument detail page

Title and summary sources

Revision history

  1. Revision 1 · Official Transcript ·

    Correction: Rewritten to the concise citizen-facing editorial standard.

  2. Revision 2 · Official Transcript ·

    Correction: Migrated to the dated official Court activity contract without model use.

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