I thought that 'one' 'official' line was that the status of the land was 'disputed' therefore awaiting a final determination in LAW (that is in accordance with The Road Map or one of it's probable successors ... Sharon said that it was under Occupation therein not salable by the occupying force in International Law... ???
Israeli troops shoot, injure Palestinian crossing Gaza border fence (Haaretz)
from the article: Peace Now report: 21 settlements annex land from nature reserves