STRUCTURE FOR REINFORCING LOWER PORTION OF DASH PANEL OF VEHICLE

A structure for reinforcing a lower portion of a dash panel of a vehicle, which reinforces the rigidity of the lower portion of the dash panel that partitions an engine compartment and a passenger compartment of the vehicle, preventing a sub-frame from hitting a battery in the event of a collision, includes a dash panel provided at a front end portion of a cabin room in the vehicle in a width direction of the vehicle, a dash center cross upper member including an upper end portion connected to the front of the dash panel and extending downwardly from the upper end portion to a lower portion thereof at an interval from the dash panel, and a dash center cross lower member including a front end portion connected to the dash center cross upper member and a rear end portion connected to a lower end portion of the dash panel, in which the dash panel, the dash center cross upper member, and the dash center cross lower member form a closed cross section.