A device and method for handling racks of disposable pipette tips in a laboratory automation system are presented. The device comprises a guide rail for guiding racks from a loading region (I) to a supply region (II). The loading region (I) is accessible by a user or a loading device for loading a rack on the guide rail. A plurality of disposable pipette tips stored in a supplying rack located in the supply region (II) is accessible by a delivering device for delivering at least one selected one of the plurality of disposable pipette tips to a pipetting system. The device comprises at least one moveable element, which is controllably moveable by a driving device for selectively enabling or disabling a removal of the supplying rack from the supply region (II). A laboratory automation system comprising such a device and/or for carrying out the method are also presented.
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