"These tariffs are predatory as the same tariff and rates are not transparently available to the other access providers who are its competitors," the letter said.
"We believe that by offering such tariffs, Reliance is squeezing the margins of its competitors as it has lowered its retail tariffs of competitive services in the downstream market while not extending this facility to its competitors for wholesale prices (carriage charges) in the upstream market", the letter added.
The association has sought intervention of the authority to direct the immediate withdrawal of the above plans.
The 33rd amendment to the telecommunication tariff order dated December 8, 2004 clearly states that any differential tariff assuming the nature of vertical price squeeze will not be permitted and service providers shall conduct a self-check of existing tariffs in view of the above guidelines.