At 320, the base station 105-b may transmit a grant to the UE 115-b. For example, the base station 105-b may transmit a grant for transmitting data using a corresponding logical channel of the set of logical channels. The grant may be associated with a certain MCS. At 325, the UE 115-b may identify an MCS associated with the grant. For example, the UE 115-b may identify the MCS associated with the grant based on at least one transmission parameter associated with the received grant.