In future, big users of groundwater, including farmers, may have to pay more for extracting groundwater while the economically weaker section of the society and small farmers likely to be charged a subsidised rate. The 12th National Symposium on Hydrology with focal theme of "Groundwater Governance: Ownership of groundwater and its pricing' today recommended a slab system for water pricing structure, besides 23 other points, including the need for the proper assessment of groundwater resources at the macro and the micro level in each state and the revamping of all water-related laws.