UNION OF INDIA vs ASSN.OF UNIFIED TELECOM S.P.OF INDIA&ORS

The Supreme Court addressed appeals under Section 18 of the Telecom Regulatory Authority of India Act, 1997, challenging the Telecom Disputes Settlement and Appellate Tribunal's order regarding the transition from fixed license fees to revenue sharing fees under the National Telecom Policy 1999. The Court held that the licensees were bound by the terms of the amended license agreements, which defined 'Adjusted Gross Revenue' and stipulated the payment structure. The judgment affirmed the Tribunal's decision, emphasizing the legality of the government's policy shift and the obligations of the service providers.