Device for the control of vertical cut-off lines for headlamps of a motor vehicle within a swivel range, wherein the control device (10) has a first input (12) for a first signal, which indicates the direction referring to a longitudinal axis (1) of the motor vehicle, in which the motor vehicle (F1) meets the oncoming light source of a motor vehicle (F2) or in which it moves in front of the motor vehicle (F1) in the same direction of travel, wherein the control device is suitable and equipped for the generation of a control signal for the right-hand headlamp (50) and a control signal for the left-hand headlamp (40) of the motor vehicle (F1) for the adjustment of a vertical cut-off line depending on the first signal, with which a right-hand vertical cut-off line and a left-hand vertical cut-off line can be adjusted to eliminate the dazzling effect on an oncoming motor vehicle (F2) or a motor vehicle (F2) driving ahead, wherein the control device (10) is suitable and equipped for the adjustment of the right-hand cut-off line in a given swivel range for the right-hand cut-off line between a right-hand boundary and a left-hand boundary and to the adjustment of the left-hand cut-off line in a given swivel range between a left-hand and a right-hand boundary, wherein the control device (10) has a second input (13) for a second signal indicating the radius of a bend taken or to be taken by a motor vehicle and wherein the control device (10) is suitable and equipped for the definition of at least the left-hand boundary of the swivel range of the right-hand cut-off line and the right-hand boundary of the swivel range of the left-hand cut-off line depending on the second signal.