A method for wireless communication performed by a user equipment, UE, comprising: determining, for the UE, a first set of physical layer capabilities associated with a first channel bandwidth of a radio frequency spectrum band and a second set of physical layer capabilities associated with a second channel bandwidth of the radio frequency spectrum band, wherein determining the first set of physical layer capabilities and the second set of physical layer capabilities comprises: identifying a carrier aggregation configuration associated with at least one of the first channel bandwidth or the second channel bandwidth; and determining at least one physical layer capability of the first set of physical layer capabilities or the second set of physical layer capabilities based at least in part on the identified carrier aggregation configuration, wherein the at least one capability comprises either a synchronization signal block for beam measurement capability, or a channel state information, CSI, reference signal for beam measurement capability, or a beam failure report capability, or a CSI reference signal for CSI report capability, or a CSI reference signal for CSI interference measurement capability, or a CSI processing unit, or a combination thereof; transmitting, to a base station, a first UE capability report indicating the first channel bandwidth and comprising the first set of physical layer capabilities and an indication of whether the first channel bandwidth is supported by the UE; transmitting, to the base station, a second UE capability report indicating the second channel bandwidth and comprising the second set of physical layer capabilities and an indication of whether the second channel bandwidth is supported by the UE; receiving, from the base station, control information indicating a channel bandwidth comprising the first channel bandwidth or the second channel bandwidth, the control information based at least in part on the first set of physical layer capabilities or the second set of physical layer capabilities for the indicated channel bandwidth; and communicating with the base station according to the received control information. identifying a carrier aggregation configuration associated with at least one of the first channel bandwidth or the second channel bandwidth; and determining at least one physical layer capability of the first set of physical layer capabilities or the second set of physical layer capabilities based at least in part on the identified carrier aggregation configuration, wherein the at least one capability comprises either a synchronization signal block for beam measurement capability, or a channel state information, CSI, reference signal for beam measurement capability, or a beam failure report capability, or a CSI reference signal for CSI report capability, or a CSI reference signal for CSI interference measurement capability, or a CSI processing unit, or a combination thereof; transmitting, to a base station, a first UE capability report indicating the first channel bandwidth and comprising the first set of physical layer capabilities and an indication of whether the first channel bandwidth is supported by the UE; transmitting, to the base station, a second UE capability report indicating the second channel bandwidth and comprising the second set of physical layer capabilities and an indication of whether the second channel bandwidth is supported by the UE; receiving, from the base station, control information indicating a channel bandwidth comprising the first channel bandwidth or the second channel bandwidth, the control information based at least in part on the first set of physical layer capabilities or the second set of physical layer capabilities for the indicated channel bandwidth; and communicating with the base station according to the received control information.