HIGH VOLTAGE BATTERY MOUNTING STRUCTURE FOR A VEHICLE

Disclosed is a high voltage battery mounting structure for a vehicle. In particular, the high voltage battery mounting structure includes: a battery case located below a vehicle body panel, a first engagement member fixed to the vehicle body panel, a second engagement member configured to pass through the battery case from a lower side to be coupled to the vehicle body panel by the medium of the first engagement member, and a third engagement member in which a hollow through which the second engagement member passes is provided and which is installed to support between an upper cover of the battery case and the vehicle body panel.