This gasoline standards site contains the following:

• Basic information on gasoline standards and pollutants reduced under these programs
• Additional detail on gasoline programs, inlcuding gasoline sulfur, gasoline mobile source air toxics (MSAT), reformulated gasoline (RFG), gasoline Reid vapor pressure (RVP), gasoline winter oxygenates
• Program announcements, grouped by calendar year from 2015 to 2011 and older
• Statutes, federal gasoline regulations, and state gasoline standards
• Compliance overview, including registered gasoline additives and gasoline sulfur & benzene credits
• Fuel waivers and exemptions, including ethanol waivers (E15 and E10), emergency fuel waivers and hardship exemptions

For the Tier 2 and Tier 3 gasoline sulfur programs and gasoline mobile source air toxics (MSAT) program, additional information can be found on the following existing websites:

• Tier 3 vehicle emission and fuel standards program
• Tier 2 vehicle and gasoline sulfur program
• Mobile Source Air Toxics (MSAT) program 

Compliance help or the RFS program such as registration, reporting, public data and the following content can be located on Fuels Registration, Reporting and Compliance Help:

• EMTS, including:
  • Meeting & presentations
  • Tutorials
  • Documents
  • Frequent questions
  • Conversion tool
  • System diagrams
• Quality Assurance Plans, including:
  • Process flow diagram
  • QAP documentation
  • QAP tutorials