Minor permit

Issued for facilities that emit less than 100 tons per year of a regulated pollutant and are non-controversial.

• Completeness review: 30 days
• Processing of complete application: 90 days; 180 days if public participation is required.
• Public Participation:  Not required unless the project is deemed controversial
• Remarks: None

State Major permit under the Minor NSR Program

Issued for facilities that emit more than 100 tons per year of a regulated pollutant, or smaller sources of a controversial or precedent-setting nature.

• Completeness review: 30 days
• Processing of complete application: 180 days
• Public Participation: Required application notice; 30 days public comment period; public hearing
• Remarks: * In addition, if an Air Pollution Control Board decision is required, it may add 60 days; federal land manager review may add another 30 days.

Major NSR Prevention of Significant Deterioration permit

Issued for facilities that emit more than 250 tons per year of any pollutant (100 tons per year for 28 specific industries).

• Completeness review: *30 days
• Processing of complete application: 365 days
• Public Participation: Required application notice, public briefing, 30 day public comment period, public hearing, EPA and Federal Land Manager review.
• Remarks: * Usually involves phased submittals, each with 30-day completeness review.