Areas reserved for Artisanal Operation of precious substances are defined by order of the Minister in charge of Mines. Neither the extent nor the terms for exercising the rights arising from Mining Titles or Authorisations granted for Industrial or Semi-industrial Operation will be affected by decisions to classify as areas reserved for artisanal operation, all or part of the zones for which these Titles were granted, when these classification decisions are subsequent to the date of grant of the Titles.