Science Inventory

Tier 3 Certification Fuel Impacts Test Program

Citation:

Tier 3 Certification Fuel Impacts Test Program. U.S. Environmental Protection Agency, Washington, D.C.

Impact/Purpose:

The report will ultimately be referenced in a new rulemaking that will make adjustments to the test procedure.

Description:

The recent Tier 3 regulations for light duty vehicles introduced a new certification fuel designed to be more characteristic of current market fuels. A laboratory test program was conducted to measure differences in CO2 and fuel economy between the current and future certification fuels, to be designated as "Tier 2" and "Tier 3," respectively.

Record Details:

Record Type: DOCUMENT (PUBLISHED REPORT/REPORT)
Product Published Date: 09/22/2017
Record Last Revised: 04/05/2018
OMB Category: Other
Record ID: 337782