30.2. Juridical acts creating servitudes, hypothecs, charges or similar provisions made by or against the person named in the letters patent or his predecessors cannot be invalidated on the sole ground that they were made notwithstanding the restrictions or prohibitions provided by this Act before 18 December 1987 or any other Act respecting colonization.
The first paragraph applies only in respect of land for which letters patent have effect in accordance with Division IV or land for which letters patent were issued before 18 December 1987.
The first and second paragraphs apply, in respect of land under concession, only to the land designated in the letters patent.