On 13 March 2008, the Portuguese tax authorities issued notice (oficio circulado) No. 20129, stating that 48 double taxation treaties (DTTs) concluded by Portugal are currently in force, as follows: Treaty partner Legal reference Date of entry into force Dividends rate (%) Interest rate (%) Royalties rate (%) Algeria Parliament Resolution (PR) 22/06 of 23/03/2006 01/05/2006 10/15 15 10 Austria Decree-Law (DL) 70/71 of 08/03/1971 28/02/1972 15 10 5/10 Belgium DL 619/70 of 15/15/1971 and Parliament Resolution 82/00 of 14/12/2000 19/02/1971; 05/04/2001 15 15 10 Brazil PR 33/01 of 27/04/2001 05/10/2001 10/15 15 15 Bulgaria PR 14/96 of 11/04/1996 18/07/1996...