Complex sentence: The law will however have consequences for some of the people who entered the Netherlands before 2007 (subject to certain criteria), but they will not go as far as for people who entered the Netherlands in 2007 or later.
Split into simpler sentences: The law will however have consequences for some of the people who entered the Netherlands before 2007 (i.e. people matching certain criteria). This will not go as far as with people who entered the Netherlands in 2007 or later.