This book provides an introduction to the application of the United States international taxation system to taxpayers investing or transacting business in the US and other countries. It sets forth the principles adopted by the US in taxing US or foreign individuals and corporations as they invest, work, or carry on a trade or business in the US or abroad.

Extensive handbook on the taxation of foreign corporations and nonresidents in the USA. Chapters include: general principles, tax patterns of foreign taxpayers, the foreign tax credit, definitions, residence and citizenship, trade or business within the United States, sources of income, withholding of tax at source, tax treaties, corporations used to avoid income tax on shareholders, and returns.