Certain aspects of the present disclosure provide techniques for a user equipment (UE) indication of a capability of the UE for the supported number trigger states. A method that may be performed by the UE includes providing an indication to a base station (BS) of a maximum number of aperiodic trigger states supported by the UE. The UE receives a configuration or activation of aperiodic trigger states from the BS in accordance with the indication. A method that may be performed by a BS includes receiving the indication from the UE and providing a configuration or activation of aperiodic trigger states to the UE in accordance with the indication.