Telecom Regulatory Authority Of India - Subsection
Section 2(xxiii) in The Telecommunication Interconnection Usage Charges Regulation, 2003
(xxiii)"Significant Market Power (SMP)" means "A Service Provider holding a share of at least 30% of total activity in a licensed telecommunication service area. These services are categorised as Basic Service, Cellular Mobile Service, National Long Distance Service and International Long Distance Service". Where "Activity" would mean and include any one or more of the following:
