The Authority shall perform all or any of the folowing functions, namely:--
(i) preparation, execution, promotion, operation, maintenance and financing of the schemes for the supply of water and for the disposal of waste water ;
(ii) rendering all necessary services in regard to water supply and collection and disposal of waste water to the Government and on request to private the private institutions or individuals ;
(iii) Preparation of State plans for water supply and collection and disposal of waste water on the directions of the Government ;
(iv) fixation and revision of tariffs, taxes and charges of water supply and maintenance service in the areas covered by the water supply and waste water systems of the Authority ;
(v) establishment of State standards for water supply and waste water services ;
(vi) all functions, not stated herein which were being performed by the Public Health Engineering Department of the Government before the commencement of this Act ;
(vii) assessment of the requirements for manpower and training in relation to water supply and sewerage services in the State ;
(viii) carrying out applied research for the efficient discharge of the functions of the Authority ;
(ix) making provision for the supply of wholesome water and efficient sewerage services to the people in the State ;
(x) taking such other measures as may be necessary to ensure water supply in times of emergency ; 1[******] 2[(xa) making provision for manufacturing and marketing of packaged drinking water, mineral water, aerated water, or any other processed water and of goods or articles necessary for water supply and sewerage.
(xb) any other matter supplemental, incidental, or consequential to any of the above functions of the Authority, and ]
(xi) such other functions as may be entrusted to the Authority by the Government by notification in the Gazette