A mobile station apparatus transmits in a subframe, to a base station apparatus, Hybrid Automatic Repeat Request (HARQ) control information and channel state information on the indicated one physical uplink control channel resource, the HARQ control information and the channel state information being transmitted using one of a first processing method of coding and a second processing method of coding, the one of the first processing method of coding and the second processing method of coding being applied on the basis of whether a sum of a number of bits of the HARQ control information and a number of bits of the channel state information exceeds a second predetermined value.