BATTERY MOUNTING STRUCTURE FOR VEHICLE

A battery mounting structure for maintaining a sufficient passenger compartment in vehicles is provided. The battery mounting structure comprises a pair of longitudinal side sills (), and a battery pack () disposed between the side sills (). A plurality of battery modules () are juxtaposed in a casing () of the battery pack (). A linear depression () protrudes downwardly from a reinforcement member () situated underneath a floor panel () supported by the side sills (), and the battery pack () has a linear depression () hold the linear depression () therein.