Section: 5.3.7.7 T301 expiry or selected cell/L2 U2N Relay UE no longer suitable
Content: The UE shall: 1> if timer T301 expires; or 1> if the selected cell becomes no longer suitable according to the cell selection criteria as specified in TS 38.304[ NR; User Equipment (UE) procedures in Idle mode and in RRC Inactive state ]  [20]; or 1> if the (re)selected L2 U2N Relay UE becomes unsuitable; or 1> upon reception of NotificationMessageSidelink indicating relayUE-HO or relayUE-CellReselection; or 1> upon PC5 unicast link release indicated by upper layer at L2 U2N Remote UE: 2> perform the actions upon going to RRC_IDLE as specified in 5.3.11, with release cause 'RRC connection failure'.