For section 12 of the 1980 Act (which provides for a water authority giving a supply of water to premises situated outwith their limits of supply if the water authority within whose limits the premises are situated consents) there shall be substituted—
Where premises are situated outwith the limits of supply of a water authority, the authority may, after informing the water authority within whose limits of supply the premises are situated, give a supply of water to the premises.”.