law: Water (Prevention and Control of Pollution) Act, 1974
  13. Constitution of Joint Boards.
  
  (1) Notwithstanding anything contained in this
  
  Act, an agreement may be entered into -
  (a) by two or more
  
  Governments of contiguous States; or
  (b) by the Central
  
  Government (in respect of one or more Union territories) and one or more
  
  Governments of States contiguous to such Union territory or  Union
  
  territories, to be in force for such period and to be subject to renewal for
  
  such further period, if any, as may be specified in the agreement to provide
  
  for the constitution of a Joint Board, -
  (i) in a case referred
  
  to in clause (a), for all the participating States; and
  (ii) in a case referred to in clause (b), for the participating Union territory
  
  or Union territories and the State or States.
  (2) An agreement under this section may -
  (a) provide, in a case
  
  referred to in clause (a) of sub-section (1), for the apportionment between the
  
  participating States and in a case referred to in clause (b) of that
  
  sub-section, for the apportionments between the Central Government and the
  
  participating State Government or State Governments, of the expenditure in
  
  connection with the Joint Board;
  (b) determine, in a
  
  case referred to in clause (a) of sub-section (1), which of the participating
  
  State Governments and in a case referred to in clause (b) of that sub-section,
  
  whether the Central Government or the participating State Government (if there
  
  are more than one participating State, also which of the participating State
  
  Governments) shall exercise and perform the several powers and functions of the
  
  State Government under this Act and the references in this Act to the State
  
  Government shall be construed accordingly;
  
  
  (c) provide for consultation, in a case referred to in clause (a) of
  
  sub-section (1), between the participating State Governments and in a case
  
  referred to in clause (b) of that sub-section, between the Central Government and
  
  the participating State Government or State Governments either generally or
  
  with reference to particular matters arising under this Act;
  (d) make such
  
  incidental and ancillary provisions, not inconsistent with his Act, as may be
  
  deemed necessary or expedient for giving effect to the agreement.
  (3) An agreement under this section shall be
  
  published, in a case referred to in clause (a) of sub-section (1), in the
  
  Official Gazette of the participating State and in a case referred to in clause
  
  (b) of that sub-section in the Official Gazette of the participating Union
  
  territory or Union territories and the participating State or States.