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SIP Credit and Air Quality Planning - Resources for Advance Areas

The Advance Program ran from 2012 to 2025 and consisted of more than 600 programs to support efforts to attain and maintain the NAAQS. This website serves as a historical record of those plans. EPA is no longer updating program content as of June 12, 2025.

More resources:

What is a State or Tribal Implementation Plan (SIP or TIP)?
What are the Components of Attainment SIPs and TIPs?
Guidance on SIP Credits for Emission Reductions from Electric Sector Energy Efficiency and Renewable Energy Measures (pdf) (829.83 KB, August 2004)
Improving Air Quality with Economic Incentive Programs (pdf) (823.26 KB, Jan. 2001, EPA-452/R-01-001)
Incorporating Emerging and Voluntary Measures in a State Implementation Plan (SIP) (pdf) (62.89 KB, September 2004)
Incorporating Voluntary Stationary Source Emission Reduction Programs into SIPs (pdf) (62.52 KB, Final Policy, January 2001)
Multi-Pollutant, Risk-Based Air Quality Management Analysis for Upstate South Carolina (pdf) (2.58 MB, May 26, 2016)