63. The holder of a lease to mine surface mineral substances who operates a sand pit shall deforest and remove the overburden and topsoil from the mining area over a distance of at least 20 m from the working face, without however exceeding the area required for the operation prescribed for the year.
The holder of a non-exclusive lease to mine surface mineral substances who operates a sand pit on lands in the domain of the State shall also store for restoration purposes the overburden and topsoil extracted from the mining area.