f6ab1d71____Regulations___VLEX_19948537__Mountinglocation
[Lightingdevice] Daytime running lamp (DRL) [Number and color] 2 identically colored either white, white to yellow, white to selective yellow, selective yellow, or yellow [Mounting height] Not more than 1.067 meters above the road surface if not a pair of lamps required by this standard or if not optically combined with a pair of lamps required by this standardSee S7.10.13(b) for additional height limitation. [Device activation] Steady burning.Automatically activated as determined by the vehicle manufacturer and automatically deactivated when the headlamp control is in any ?on? position. Each DRL optically combined with a turn signal lamp must be automatically deactivated as a DRL when the turn signal lamp or hazard warning lamp is activated, and automatically reactivated as a DRL when the turn signal lamp or hazard warning lamp is deactivated. See S7.10.10.1(c) for additional activation requirements when mounted close to, or combined with, a turn signal lamp. [Mountinglocation] 
On the front, symmetrically disposed about the vertical centerline if not a pair of lamps required by this standard or if not optically combined with a pair of lamps required by this standard
49 CFR 571.108 - Standard No. 108; Lamps, reflective devices, and associated equipment. - Regulations - VLEX 19948537
Mountinglocation