Thin Film Transistor Substrate and Display Apparatus Comprising the Same

Disclosed is a thin film transistor substrate comprising a substrate; a first thin film transistor including a first gate electrode, a first active layer, a first source electrode, and a first drain electrode; a second thin film transistor including a second gate electrode, a second active layer, a second source electrode, a second drain electrode, a first conductive layer and a second conductive layer, and capacitor electrode including a first layer and a second layer, wherein the first layer of the capacitor electrode is disposed on a same layer as the second active layer, and the second layer of the capacitor electrode is disposed on a same layer as the first conductive layer, and a display apparatus including the same.