As a follow-up to our News Alert dated August 31, 2017, with respect to the resolution issued by the First Court of District in the State of Zacatecas in favor of one of our mining clients, whereby the so-called “Environmental Taxes” set forth in the new Finance Law for the State of Zacatecas were declared unconstitutional, we inform you that the Legislature for the State of Zacatecas filed an appeal for review against said resolution, which was admitted by the Court of District on September 13 of said year.