The invention embraces a method of tanking or filling of motor vehicles with natural gas and also an apparatus for operating the method of the invention. The motor vehicle includes a tank apparatus (2) with a pressure container (19). A tanking plant (1) includes a storage unit (3) for natural gas, a delivery device (5) and also a connection line (14) which can be connected to the tank device (2). The delivery device (5) includes a control and measuring device (5a), a regulating device (5b) and also an input and output device (5c). The control and measuring device (5a) has a regulating valve (7), a mass throughflow measuring device (8) and also a pressure sensor (9), with these three components being so controlled from the governing regulating device (5b) that the pressure container (19) is filled in a short period of time with natural gas.