| tax. |
ECI (USA: Generally, when a foreign person engages in a trade or business in the United States, all income from sources within the United States connected with the conduct of that trade or business is considered to be Effectively Connected Income (ECI).  irs.gov 'More); Effectively Connected Income (Generally, when a foreign person engages in a trade or business in the United States, all income from sources within the United States connected with the conduct of that trade or business is considered to be Effectively Connected Income (ECI). This applies whether or not there is any connection between the income, and the trade or business being carried on in the United States, during the tax year. irs.gov 'More) |
