The Foreign Tax Equity Act of 1990 (H.R. 4308): potential new requirements for foreign persons doing business in the United States and sales of stock in United States corporations - Intertax View The Foreign Tax Equity Act of 1990 (H.R. 4308): potential new requirements for foreign persons doing business in the United States and sales of stock in United States corporations by - Intertax The Foreign Tax Equity Act of 1990 (H.R. 4308): potential new requirements for foreign persons doing business in the United States and sales of stock in United States corporations 18 5 Intertax