Finally something on an official site: Decreto/Decree 1693/2008 (dated 2008-10-15) is now released today (2008-10-16) in the Boletin Oficial No 31.511, with the dates as announced earlier: http://www.boletinoficial.gov.ar/Bora.Portal/CustomControls/PdfContent.aspx?fp=16102008&pi=3&pf=4&s=0&sec=01 Best regards, Steffen - timeanddate.com