Device for controlling vertical cut-off lines in headlamps of a motor vehicle within a swivel range, wherein - the control device has a first input for a first signal indicating a direction in which a light source of a vehicle approaches the motor vehicle or moves away from the motor vehicle in the same driving direction, with reference to a longitudinal axis (l) of the motor vehicle. - wherein the control device is designed and configured for generating a control signal for the right-hand headlamp and a control signal for the left-hand headlamp of the motor vehicle for adjusting the vertical cut-off lines depending on the first signal, - via which a right-hand vertical cut-off line and a left-hand vertical cut-off line can be adjusted for not-dazzling a vehicle which is either oncoming or driving ahead, - wherein the control device is designed and configured for - adjusting the right-hand cut-off line in a given swivel range for the right-hand cut-off line between a right-hand limit and a left-hand limit, - adjusting the left-hand cut-off line in a given swivel range between a right-hand limit and a left-hand limit, characterized in - that the control device has a second input for a second signal indicating the radius of a curve having been traveled or to be traveled by the motor vehicle and - that the control device is designed and configured for giving at least the left-hand limit of the swivel range of the right-hand cut-off line and the right-hand limit of the swivel range of the left-hand cut-off line depending on the second signal. - the control device has a first input for a first signal indicating a direction in which a light source of a vehicle approaches the motor vehicle or moves away from the motor vehicle in the same driving direction, with reference to a longitudinal axis (l) of the motor vehicle. - wherein the control device is designed and configured for generating a control signal for the right-hand headlamp and a control signal for the left-hand headlamp of the motor vehicle for adjusting the vertical cut-off lines depending on the first signal, - via which a right-hand vertical cut-off line and a left-hand vertical cut-off line can be adjusted for not-dazzling a vehicle which is either oncoming or driving ahead, - wherein the control device is designed and configured for - adjusting the right-hand cut-off line in a given swivel range for the right-hand cut-off line between a right-hand limit and a left-hand limit, - adjusting the left-hand cut-off line in a given swivel range between a right-hand limit and a left-hand limit, - adjusting the right-hand cut-off line in a given swivel range for the right-hand cut-off line between a right-hand limit and a left-hand limit, - adjusting the left-hand cut-off line in a given swivel range between a right-hand limit and a left-hand limit, - that the control device has a second input for a second signal indicating the radius of a curve having been traveled or to be traveled by the motor vehicle and - that the control device is designed and configured for giving at least the left-hand limit of the swivel range of the right-hand cut-off line and the right-hand limit of the swivel range of the left-hand cut-off line depending on the second signal.