3GPP 23.501 v20.2.0 — the document's own text

7.2.9 SMSF Services

The following NF services are specified for SMSF:

Table 7.2.9-1: NF Services provided by SMSF

Service Name	Description	Reference in TS 23.502 [3]
Nsmsf_SMService	This service allows AMF to authorize SMS and activate SMS for the served user on SMSF.Additionally, this service allows downlink SMS message transmit from consumer NF to SMSF.	5.2.9.2