126. The holder must register the certificate issued under section 125 at the registry office of the division where the lot is situated.
From such registration, no deed disposing of a lot or surface right described in a certificate shall be declared invalid on the sole ground of non-compliance, by the holder of the concession, with the requirements of this act or of his failure to fulfil any obligation imposed under subsection 1 of section 125.
This section shall apply even to deeds of disposition and to constructions made for purposes other than mining on land already subdivided on the first of January 1971.