LAHORE: The Punjab Revenue Authority (PRA) has sealed head office of Telenor Pakistan as company was failed to pay Rs1.5 billion under the head of sales tax. According to sources of Customs Today on Thursday a team of Punjab Revenue Authority sealed head office of Telenor located at Walton Road. Sources said that Punjab Revenue Authority has issued a final notice to Telenor to pay their outstanding taxes of Rs 1.5 billion but company failed to pay that amount. On Thursday a special team of PRA sealed office of M/s Telenor. It is pertinent to mention here that yesterday PRA has also sent a final notice to Pakistan Railways to pay their tax of Rs 465 million. According to details available to customs today The Punjab Revenue Authority has issued a notice to Pakistan Railways on Wednesday. Punjab revenue authority has issued this notice for sales tax on freight services of Pakistan Railways. Sources said that Pakistan Railway has to pay huge amount of Rs 465 million tax to PRA. PRA has also warned Pakistan railways to pay their tax otherwise action will be taken under Punjab Sales Tax Ordinance of 2011.