Most relevant news for tax purposes Auxadi Madrid2022-06-17T11:43:13+02:0018/02/2016|Categories: Uncategorized| Affidavits AT 2016 2016 has begun and with it the process of the Income Declaration Operation, which means the beginning of the presentation of affidavits to the tax authorities. Here is a summary table of the most frequent: Share this article with your contacts! FacebookTwitterLinkedInWhatsAppEmail