Size and shape of exploration blocks.
Article 43
ART. 43. Size and shape of exploration blocks.—Exploration Concessions may be granted in lots or blocks as compact as possible, and rectangular in shape except when contiguous with the sea, bays, lakes, rivers, lagoons, roads, or with other concessions already granted which are of irregular boundaries. Each block or lot shall not be more than one hundred thousand hectares nor less than twenty thousand hectares in area, and in no case shall the long dimension of the rectangle be more than five times the short dimension.