Difference between DOT and ECE?

Based on different locations, there are various driving regulations. Most countries around the world have adopted one series of standards or the other. Therefore, for headlights, they must be street legal and meet the regulations adopted by the country accordingly.

DOT regulations

DOT regulations are built by the Department of Transportation of the United States, which is widely applied in the US and Canada. With the DOT lighting regulation certificated, the vehicle lights are federally compliant for visibility, durability and reliability in the US.

DOT light patternK1 7''LED headlight with DOT certification mark

ECE regulations

ECE regulations are created by the United Nations Economic Commission for Europe. With the ECE lighting regulation certificated, the vehicle lights are federally compliant for visibility, durability and reliability in the European Union and in non-European countries that have adopted ECE regulations.

K1 7''LED headlight with ECE certification mark

LHT VS RHT

In addition, LHT VS RHT? LHT means Left Hand Traffic and RHT means Right Hand Traffic, which referring to which side of road the drivers uses.

Word LHT & RHT distribution

Blue Countries driving on the right (LHT) Red -Countries driving on the left (RHT)

For example, drivers in the UK obey Left Hand Traffic and would use a couple of LHT headlights while a driver in Canada in Right Hand Traffic and would use a couple of RHT headlights.

Driving on the left vs driving on the right