📝The 1040NR form is required for non-resident taxpayers engaged in a US trade or with US source income.
💼The 1040NR filing includes Schedule C for net profit or loss from the US business.
🖥️Foreign-owned US disregarded entities must also file the 5472 with form 1120.
📄The tutorial provides a sample 1040NR form and financial statements for better understanding.
📑Important considerations include gross ECI, filing requirements, and the qbi deduction.