Certain aspects of the present disclosure provide techniques for communicating and scheduling communications over sidelink. Certain aspects of the disclosure relate to a method for wireless communication by a user equipment (UE). In some examples, the method includes transmitting, to one or more other UEs, first control information comprising an indicator of a starting time and a duration of a first time interval for communication of a first data transmission over a sidelink, wherein the first time interval comprises one or more time periods of a first time window. In some examples, the method includes transmitting the first data transmission to at least one of the one or more other UEs during the first time interval.