Section: 5.7.2.2 Initiation
Content: A UE in RRC_CONNECTED or a UE in RRC_INACTIVE during SDT initiates the UL information transfer procedure whenever there is a need to transfer NAS dedicated information. The UE initiates the UL information transfer procedure by sending the ULInformationTransfer message. In addition, an IAB-MT in RRC_CONNECTED initiates the UL information transfer procedure whenever there is a need to transfer F1-C related information. When F1-C related information has to be transferred, the IAB-MT shall initiate the procedure only if SRB2 or split SRB2 is established.