As seen in previous sections, multilateral and bilateral grants and loans as well as the State Oil Fund are used for investment, while coverage of operating costs depends to a large extent on the State budget. These tariffs were introduced after the establishment of the national water company by Presidential Decree No. As seen in Chapter 5, mineral waters are chaiged at a rate of six manat per m3 for industries. In view of the economic situation of the population, low tariffs were set for households and the system relied on heavy cross-subsidies from industry to domestic users.