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  2. Hydrofluorocarbons (HFCs)

Phasedown of Hydrofluorocarbons (HFCs): Issuing Allowance Allocations

HFC Phasedown

This page contains information about the yearly issuance of HFC allowances pursuant to the American Innovation and Manufacturing Act for prior years. For the current calendar year allowances, visit the HFC Allowances page.

  • Issuance of 2026 HFC Allowances
  • Issuance of 2025 HFC Allowances
  • Issuance of 2024 HFC Allowances
  • Issuance of 2023 HFC Allowances
  • Issuance of 2022 HFC Allowances

Hydrofluorocarbons (HFCs)

  • HFC Allowance Allocation and Reporting
    • Regulatory Actions
    • Administrative Consequences
    • HFC-23 Emissions
    • Allowances
    • Reporting and Recordkeeping
    • Resources
  • Technology Transitions
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  • Managing Use and Reuse
    • Regulatory Actions
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  • HFC Data Hub
    • Expanded HFC Data
  • Notices, Rulemakings, and Petitions
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  • Background on HFCs and the AIM Act
  • Public Meetings
Contact Us About Reducing HFCs
Contact Us About Reducing HFCs to ask a question, provide feedback, or report a problem.
Last updated on October 1, 2026
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