Indian software services exporter Wipro Ltd will replace Reliance Infrastructure Ltd in the National Stock Exchange's 50-stock Nifty effective September 27,the NSE said in a statement on Tuesday. "A corporate action like our demerger of a listed company would generally result in a short term withdrawal of the scrip from the index as it has been happening in the past where such corporate action had been initiated," Wipro had said in a statement in February. * SENSEX Check Live Stocks * NIFTY Check Live Stocks Wipro had been excluded from the NSE index from April 1.