Navigating the complexities of U.S. tax compliance and international taxation can be challenging, especially for U.S. expatriates. One form that often goes unnoticed but carries significant penalties for non-compliance is Form 3520-A. In this article, we’ll delve into what Form 3520-A is, who needs to file it, and the penalties for failing to do so. Form 3520-A Explained: The Ultimate Resource for US Expats