Under the Subversive Activities Prevention Act, the Public Security Intelligence Agency conducts investigation into organizations which may carry a risk of terroristic subversive activities, and requests the Public Security Examination Commission to implement control measures such as restricting those organizations activities' or disbanding them if such control is considered as necessary.
　　
Under the Act Regarding Control of Organizations Which Committed Indiscriminate Mass Murder, the Agency may request the Public Security Examination Commission for the decision to take surveillance action on organizations which have committed indiscriminate mass murder in the past and are still considered dangerous. The Agency may also conduct an on-the-spot inspection of the facilities of the organizations based on the results of the surveillance action.

The Agency contributes to the government's policy making process by sharing information obtained in the process of its intelligence activity and investigation of those organizations with other governmental organizations concerned as needed.