Change to the IVA Code, approved by Decree-Law No. 394-B / 84 of 26 December.
Law No. 22/2010, of 23/8, published in Official Gazette No 163, 1st Series, extending the scope of the non-taxation for IVA transmissions books free of charge, changing the IVA Code, approved by Decree Law No. 394-B / 84 of 26 December.