The National Water Supply and Drainage Board has decided to levy a 15 per cent VAT on water bills and to increase the charges for new connections and services from April 5 without notifying the consumers.The consumers who use less than 25 units were exempted from the VAT hitherto and a 10 per cent VAT was charged from those who consume more than 25 units. According to the new decision a 15 per cent VAT is levied on all consumers. A spokesman for the NWSDB said that the VAT was paid by the board to the government in the past without charging it from the consumers but it has been difficult to continue doing it any longer. The charge for a