HID and LED bulbs are street legal in the USA for Fog Light use only. Not compliant with DOT / FMVSS108 and not street legal in the USA for Headlights. Legal for off-road use in Snowmobile and ATV headlights and off-road racing use only auxiliary or forward lighting. International street legality varies by country.
Note: This usage regulation is not unique to GG Lighting bulbs. All LED and HID bulbs from all other brands, regardless of marketing claims, are prohibited from street use in "halogen headlights" in the USA.
**In the United States, lamps, reflective devices, and associated equipment are regulated by the US Department of Transportation (DOT) National Highway Traffic Safety Administration’s FMVSS108 document. DOT / FMVSS108 applies to all vehicles used on public streets in the United States.
DOT regulated products must comply with DOT / FMVSS108 in order to be street legal in the United States. For example, headlights are regulated by DOT / FMVSS108 and must comply with DOT / FMVSS108 to be street legal in the USA. However, fog light bulbs are not regulated by DOT / FMVSS108 and are considered street legal in the USA.