https://ipsofactolaw.com/2026/07/15/legal-certainty-and-the-european-single-market-why-the-relationship-between-domestic-law-and-double-taxation-conventions-matters/Ipso Facto Lawes2026-07-15T01:16:46+00:00Legal Certainty and the European Single Market: Why the Relationship Between Domestic Law and Double Taxation Conventions Mattersspain, law, abogado, espana, derecho, expat community, international, corporate law, brazil, double taxation, European Single Market, dividends, compliance, EU, trade, juros, JSCP, Article 23.3, investment, security, legal certainty