UDDS

UDDS stands for Urban Dynamometer Driving Schedule,{{Cite web | url=https://www.epa.gov/emission-standards-reference-guide/epa-urban-dynamometer-driving-schedule-udds |title = EPA Urban Dynamometer Driving Schedule (UDDS)|date = 2015-12-22}} and refers to a United States Environmental Protection Agency mandated dynamometer test on fuel economy that represents city driving conditions which is used for light duty vehicle testing.United States Environmental Protection Agency#Fuel economy

It is also known as U.S. FTP-72 (Federal Test Procedure) cycle, LA-4 cycle, in Sweden as A10 or CVS (Constant Volume Sampler) cycle and in Australia as the ADR 27 (Australian Design Rules) cycle.{{Cite web | url=http://www.dieselnet.com/standards/cycles/ftp72.html |title = Emission Test Cycles: FTP-72 (UDDS)}}

Though it was originally created as a reference point for fossil fueled vehicles, it is also used to give estimates on how many miles an electric vehicle will travel on a single charge.{{cite web |url=https://www.epa.gov/greenvehicles/testing-national-vehicle-and-fuel-emissions-laboratory |title=Fuel Economy Testing and Data {{!}} Fuel Economy {{!}} US EPA}}