These agreements are entered into by the developers in order to provide a legal tool to transfer the status and responsibility of new sewer systems to the legal water company, provided they have been built to the required specifications and standards. Under a section 98 agreement, the applicant agrees to cover annual sewer deficits for 12 years after the public sewer is provided where adequate security in the form of an S98 bond or cash is required. This can be paid either in a 12-year repayment contract or in a switched lump sum. It is the duty of the water supplier to provide a public sewer for domestic use if requested by the applicant. This agreement is described in detail in section 98 of the Water Industry Act 1991. These agreements are entered into by proponents when it has been determined that a public sewer is affecting the viability of a development project and the proponent wishes to divert or alter the route of a purported existing public sewer. Using only available data and in the years 2009 – 2010, the ten largest water companies in the world (the largest first) were:  Veolia Environnement (France), Suez Environnement (France), ITT Corporation (United States), United Utilities (United Kingdom), Severn Trent (United Kingdom), Thames Water (United Kingdom), American Water Works Company (United States), GE Water (United States), Kurita Water Industries (Japan), Nalco Water (United States). Water management provides water and wastewater services (including wastewater treatment) to the residential, commercial and industrial sectors of the economy. Typically, utilities operate water supply systems.
Water management does not include producers and suppliers of bottled water, which is part of beverage production and belongs to the food sector. F3(6). Buyers can be developers, owners/users and local authorities, and these parties are responsible for 100% of the total cost of the work. The associated section 185 bond is calculated at 100-110% of the estimated construction cost of performing the work and provides a financial guarantee that the developer will perform the work in accordance with the water company`s requirements. Water management serves other industries, for example the food sector, which produces beverages such as bottled water. Water management includes water technology, operations, construction of water supply and wastewater treatment plants, equipment supply, and special water treatment chemicals. The corresponding Article 104 obligation is charged at 10% of the estimated cost of building sewers (33% in Wales). Once all remaining invoices have been paid, the deposit can be cancelled or the money refunded. The water company is responsible for the design, construction and maintenance of canals or side drains. Water quality and environmental standards for wastewater are usually set by national bodies. There are a variety of organizational structures for water management, with countries generally having a dominant traditional structure that usually only changes gradually over time.