System and method for dynamic authorization of priority-based session

A method comprising:

• receiving, via an application service, a session request from a user equipment device (UE), wherein the session request includes a priority service subscription indicator associated with invoking a priority service session with the UE;
• determining, based on a first policy, a first authorization of the UE for the priority service;
• obtaining, from a user data function and based on the first authorization, a subscriber profile associated with the UE;
• sending, to an authenticator, a request for a second authorization of the UE for the priority service based on a verification of the priority service subscription indicator using the subscriber profile;
• receiving, from the authenticator, a verification message of the second authorization;
• and
• notifying, based on the verification message, the application service of the invoking of the priority service session with the UE.

A non-transitory, computer-readable storage media storing instructions, which, when executed by one or more processors of a network device, cause the network device to:

• receive, via an application service, a session request from a user equipment device (UE), wherein the session request includes a priority service subscription indicator associated with invoking a priority service session with the UE;
• determine, based on a first policy, a first authorization of the UE for the priority service;
• obtain, from a user data function and based on the first authorization, a subscriber profile associated with the UE;
• send, to an authenticator, a request for a second authorization of the UE for the priority service based on a verification of the priority service subscription indicator using the subscriber profile;
• receive, from the authenticator, a verification message of the second authorization;
• and
• notify, based on the verification message, the application service of the invoking of the priority service session with the UE.