3GPP 24.501 v20.0.0 — the document's own text
6.1.4A Coordination between 5GSM and SM
Taught in 4. Inside TS 24.501, the document at the centre (CT1 — the group that writes what your phone says, overview).
Coordination between 5GSM and SM states is not required.
After the 5G-SRVCC handover from NG-RAN to UTRAN (see 3GPP TS 23.216 [6A]), all the PDU sessions of the UE are locally released at the UE and the network. If the UE has any PDU sessions associated with one or more MBS multicast sessions, the UE shall locally leave the associated MBS multicast sessions and the network shall consider the UE as removed from the associated MBS sessions.