The Angolan National Bank ("BNA"), in line with a new economic cycle, in order to achieve more efficiency and flexibility in the performance of external payments and transfers and given the need to simplify the procedures in respect of invisible items of trade operations set forth by Decree 21/98, of July 24, has recently approved the Notice 13/2013, of 31 of July, published in the Angolan Official Gazette, Series I, no. 149, of August 6 (hereinafter, "Notice 13/2013").