Each water undertaker shall, in such form and manner and with such frequency as the Authority may direct, take steps to inform its customers , and, if the direction so specifies, water supply licensees using the undertaker's supply system for the purpose of supplying water to the premises of customers or those customers, of—
Each water supply licensee must, in such form and manner and with such frequency as the Authority may direct, take steps to inform the licensee's customers of—
The Authority may direct that the requirement in subsection (1A) is not to apply to such water supply licensees as may be specified in the direction.
In giving a direction under subsection (1) or (1A), the Authority shall not specify a frequency of less than once in every period of twelve months.
The water supply licensees referred to in subsection (1) above shall, if the Authority so directs, pass on the information about the matters mentioned in that subsection to their customers.
In subsection (1) above, the reference to the water undertaker's supply system shall be construed in accordance with section 17B above.
The duty of a water undertaker or water supply licensee to comply with this section shall be enforceable by the Authority under section 18 above.