Reliance Communications (RCom) today announced an increase in tariffs by up to 20% for all its pre-paid customers.

Headline tariffs will increase from 1.5 paise to 1.6 paise per second, while tariffs on discounted and promotional plans will increase by up to 20%.

The revised tariffs, which will be applicable for pre-paid customers across the country, come into effect from Apr. 25, 2014.

''At Reliance Communications, we continue to focus on growing profitable/paid minutes on our network and the current tariff hikes are part of our continued efforts to reduce free and discounted minutes, offset the ever-rising costs of input materials,'' Gurdeep Singh, CEO, consumer business, Reliance Communications, said, ''We expect RPMs to improve over the next few quarters and this will impact our performance positively,'' he added.

Shares of the company gained Rs 3.1, or 2.33%, to trade at Rs 136.30. The total volume of shares traded was 962,209 at the BSE (12.09 p.m., Wednesday).