Section: 5.2.3.2.7 UPDATE-NEEDED
Content: The UE: a) shall not send any user data; b) shall not send signalling information, unless it is a service request as a response to paging or to initiate signalling for emergency services or emergency services fallback; c) shall perform cell selection/reselection; d) shall enter the appropriate new substate as soon as the lower layers indicate that the barring is alleviated for the access category with which the access attempt for the registration procedure for mobility and periodic registration update was associated; and e) if configured for eCall only mode as specified in 3GPP TS 31.102[ Characteristics of the Universal Subscriber Identity Module (USIM) application ]  [22], shall perform the eCall inactivity procedure at expiry of timer T3444 or T3445 (see subclause 5.5.3).