Following the provisions of the GATS, such procedures should not be discriminatory. On February 15, 1997, the Fourth Protocol of the General Agreement on Trade in Services was signed by 72 WTO member...

Following the provisions of the GATS, such procedures should not be discriminatory. On February 15, 1997, the Fourth Protocol of the General Agreement on Trade in Services was signed by 72 WTO member states (representing some 93% of the world trade in telecommunication services).