A terminal device configured to communicate with a base station device using a plurality of serving cells, the terminal device comprising: a higher layer unit configured to receive a list of configurations related to channel state information, CSI, reports and information related to triggers of CSI reports, a reception unit configured to receive a physical downlink control channel, PDCCH, carrying downlink control information, DCI, including a CSI request field, and a transmission unit configured to transmit a CSI report based on the CSI request field, wherein the transmission unit is configured to transmit the CSI report for activated downlink BWPs associated with the CSI request field, in a case that the CSI report is triggered and the downlink BWPs of activated serving cells are activated in activated serving cells, and the transmission unit is configured not to transmit the CSI report for deactivated downlink BWPs in a case that the CSI report is triggered and the downlink BWPs are deactivated, the list of configurations related to the CSI reports indicating a plurality of CSI trigger states for each of the plurality of the serving cells, the information related to triggers of CSI reports indicates a size N TS of the CSI request field in the DCI, downlink BWP switching for a certain serving cell is used to activate an deactivated BWP and deactivate an activated downlink BWP, and in a case that a quantity of the plurality of CSI trigger states is greater than 2^(N TS) - 1, each code point of the CSI request field is mapped to one of the CSI trigger states, and the one of the CSI trigger states is selected by medium access control, MAC, unit of the terminal device, in a case that a quantity of the plurality of CSI trigger states is less than or equal to 2^(N TS) - 1, the CSI request field directly indicates one from the plurality of the CSI trigger states and a QCL assumption. a higher layer unit configured to receive a list of configurations related to channel state information, CSI, reports and information related to triggers of CSI reports, a reception unit configured to receive a physical downlink control channel, PDCCH, carrying downlink control information, DCI, including a CSI request field, and a transmission unit configured to transmit a CSI report based on the CSI request field, wherein the transmission unit is configured to transmit the CSI report for activated downlink BWPs associated with the CSI request field, in a case that the CSI report is triggered and the downlink BWPs of activated serving cells are activated in activated serving cells, and the transmission unit is configured not to transmit the CSI report for deactivated downlink BWPs in a case that the CSI report is triggered and the downlink BWPs are deactivated, the list of configurations related to the CSI reports indicating a plurality of CSI trigger states for each of the plurality of the serving cells, the information related to triggers of CSI reports indicates a size N TS of the CSI request field in the DCI, downlink BWP switching for a certain serving cell is used to activate an deactivated BWP and deactivate an activated downlink BWP, and in a case that a quantity of the plurality of CSI trigger states is greater than 2^(N TS) - 1, each code point of the CSI request field is mapped to one of the CSI trigger states, and the one of the CSI trigger states is selected by medium access control, MAC, unit of the terminal device, in a case that a quantity of the plurality of CSI trigger states is less than or equal to 2^(N TS) - 1, the CSI request field directly indicates one from the plurality of the CSI trigger states and a QCL assumption.