Fuel manufacturers/importers are required to submit both quarterly and annual reports detailing the name, production volume, fuel properties, and additive content of each fuel. The forms are available here:
- Annual: Form 3520-12A: Fuel Manufacturer Annual Report for Motor Vehicle Gasoline or Diesel Fuel
- Quarterly: Form 3520-12Q: Fuel Manufacturer Quarterly Report for Motor Vehicle Gasoline or Diesel Fuel
Fuel additive manufacturers are only required to submit annual reports detailing impurities, additive mechanisms, and production values of each fuel additive. The form is available here: Form 3520-13A: Fuel Additive Manufacturer Annual Report.
All companies are required to keep these forms updated. If you are no longer producing a fuel or fuel additive, please request the EPA terminate the registration. If you have substantially changed the components of your fuel/fuel additive, you are required to notify the EPA.