Filter device with a heater

A liquid filter device, comprising:

• a filter housing;
• a filter element located in said filter housing;
• a heater for heating a medium flowing through the filter device and including at least one metal stamped grating heating track;
• and
• an electrical contact provided in at least one end region of said at least one metal stamped grating heating track and connected to said at least one metal stamped grating heating track via a connection, wherein said at least one end region of said at least one metal stamped grating heating track faces the electrical contact and has at least one opening, said electrical contact having a projection which is inserted and riveted in said at least one opening to form said connection.