Recently, a lot of countries including the USA, Japan and European countries are working on applying IT technologies to spectrum management. Korea has put the G4C(Government for Citizen) project in pace that enables customers to access online public services including authorization of radio station. To improve the spectrum access and use, it is required to develop advanced support system for spectrum policy. This study analyzed and compared the e-licensing systems of foreign countries with those of Korea, and considers what process and methods of e-licensing are needed for Korea.