Except as provided in section 390ii of this title, irrigation water may not be delivered to-
(1) a qualified recipient for use in the irrigation of lands owned by such qualified recipient in excess of nine hundred and sixty acres of class I lands or the equivalent thereof; or
(2) a limited recipient for the use in the irrigation of lands owned by such limited recipient in excess of six hundred and forty acres of class I lands or the equivalent thereof;
whether situated in one or more districts.
(