CSAPR Compliance Year 2025 NUSA NODAs

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• February 26, 2026

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February 26, 2026 - Preliminary NODA for 2025 Allowance Allocations: New Units for All CSAPR Programs

EPA issued a preliminary Notice of Data Availability, as required by CSAPR, that lists new units that receive a 2025 CSAPR NO_X Annual, NO_X Ozone Season, or SO₂ allowance allocation and allocation amounts. It also details the preliminary 2025 allowance allocations to CSAPR existing units in states in which the new unit set-aside for 2025 for those CSAPR Trading Programs were undersubscribed.

• Notice of Data Availability (91 FR 10090, March 3, 2026)
• New Unit Set Aside 2025 NOx Annual Preliminary (xlsx) (88.28 KB)
• New Unit Set Aside 2025 NOx Ozone Season Preliminary (xlsx) (82.04 KB)
• New Unit Set Aside 2025 SO2 Preliminary (xlsx) (83.92 KB)
• Existing Unit Allocations from Remaining New Unit Set Aside 2025 NOx Annual Preliminary (xlsx) (170.28 KB)
• Existing Unit Allocations from Remaining New Unit Set Aside 2025 NOx Ozone Season Preliminary (xlsx) (264.73 KB)
• Existing Unit Allocations from Remaining New Unit Set Aside 2025 SO2 Preliminary (xlsx) (177.48 KB)

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