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Mandating Modern Scientific Model for Biofuel Emissions Assessment and Reporting.

This law requires the Environmental Protection Agency (EPA) to regularly update how it calculates the total lifecycle greenhouse gas emissions for renewable fuels. It mandates the adoption of the advanced GREET model to ensure that environmental assessments of biofuels are based on the most current scientific data. This change aims to make federal fuel standards more accurate in measuring real climate benefits, influencing the direction of cleaner transportation.
Key points
Requires the EPA to adopt the GREET model (developed by Argonne National Laboratory) for measuring greenhouse gas emissions from transportation fuels, ensuring scientific accuracy.
The EPA must update this calculation methodology at least every five years to keep pace with new scientific data and technology.
The goal is to more accurately determine which renewable fuels truly contribute to emission reduction goals under federal programs.
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Status:
Expired
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Additional Information
Adopt GREET Act
Print number: S 3055
Sponsor: Sen. Thune, John [R-SD]
Process start date: 2023-10-17
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Summarized by: gemini-2.5-flash-preview-09-2025
Source data: api.congress.gov
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Summary & Status

Key Questions about Mandating Modern Scientific Model for Biofuel Emissions Assessment and Reporting.

A structured overview of the legislative process, official sources, status and civic context.

What is the official ID of this bill?

The official print number for this legislation is S 3055.

Which chamber initiated this legislation?

This legislation was initiated in the Senate.

When did the legislative process begin?

The process officially started on 2023-10-17.

What are the main provisions?

Key points include:

  • Requires the EPA to adopt the GREET model (developed by Argonne National Laboratory) for measuring greenhouse gas emissions from transportation fuels, ensuring scientific accuracy.
  • The EPA must update this calculation methodology at least every five years to keep pace with new scientific data and technology.
  • The goal is to more accurately determine which renewable fuels truly contribute to emission reduction goals under federal programs.

What is the specific legal status?

The current status is Expired.

Where can I read the full text of this legislation?

The full official text is available at: View full text

Who is the primary sponsor?

The primary sponsor is Sen. Thune, John [R-SD].

What is the latest detailed status?

The latest detailed status is: Introduced in Senate

Is this summary verified?

Yes. This content was analyzed by AI and verified by the Lustra Judge System on 2025-12-26.

Analysis and Potential Impact of S 3055

We don't know, that is up to you to decide. Summarizing raw data with AI is fundamentally different from predicting socio-economic outcomes. As of 2026, we believe impact assessment strictly requires a human in the loop to verify and judge. Review our public AI processing logs for full transparency, and use Lustra to track active legislation for instant status push notifications.

CATEGORIES

Environment Transport