Hello and welcome to our webinar on the tax obligations of non-residents. This webinar has been prepared for informational and educational purposes only. It is not legal or tax advice, and each individual's circumstances are different. It is recommended that you seek legal and/or tax advice to address any specific questions you may have. My name is Jimmy Sexton, and I will be your presenter today. A little bit about myself: I have a Bachelor's in Business Administration, a JD, and an LLM in International Taxation. I am the president of Esquire Group, an international tax advisory firm with offices in Austria, Germany, the United Arab Emirates, and the United States. I specialize in international taxation, including tax issues facing US citizens and residents living abroad, expatriation, investing and doing business abroad, and foreign investment in the US. I am fluent in English and German. If you want to know more about me, you can check out my profile on our website. The link is available at the bottom of this slide. Now, let's discuss the tax obligations of non-residents. In order to determine these obligations, we first need to define who a non-resident alien is. A non-resident alien is a non-US citizen who does not meet either the green card test or the substantial presence test. The green card test applies to non-US citizens who possess a United States green card, making them resident aliens rather than non-resident aliens. The substantial presence test determines residency based on the number of days spent in the US over a three-year period. If a non-resident alien spends 183 days or more in the US during this period, they become a resident alien. It's important to note that the calculation of these days is not as simple as adding them up. If the person...