|  | FMVSS
                No. 108 specifies the marking requirements for original
                equipment and replacement headlamps.  Shown is a listing of
                the minimum markings you
                should see during a field inspeciton of a current generation
                headlamp. There
                are additional marking requirements within the standard for
                different types of headlamp systems.  They are specified in
                Paragraphs S7.3 through S7.6. | 
                  
                    
                      | Minimum
                        headlamp marking requirements |  
                      | - The lens shall be marked
                        with the symbol DOT | S7.2(a) |  
                      | - The lens shall be marked
                        with the name and/or
                        registered trademark
                        of the manufacturer or its importer. | S7.2(b) |  
                      | - Each headlamp and beam
                        contributor shall be marked with its voltage
                        and its part number. | S7.2(c) |  
                      | - For a replaceable
                        bulb headlamp, the lens shall bear permanent marking
                        in front of each replaceable light source with which it
                        is equipped that indicates the bulb
                        marking/designation in accordance with part
                        564 .  Exception:  No marking is required
                        if the only replaceable light source in the headlamp is
                        Type HB1. | S7.5(g) |  |