A bill to amend the Securities Exchange Act of 1934 to provide uniform margin requirements in transactions involving the acquisition of securities of certain United States corporations by foreign persons where such acquisition is financed by a foreign lender.

Amends the Securities Exchange Act of 1934 to prohibit certain credit transactions for the acquisition of securities of U.S. corporations by either United States or non-United States persons where such a transaction is financed by either United States or non-United States lenders if such a transaction is or could be prohibited if made in a lender's office or other place of business in a State.

Applies the provisions of this Act to any purchase or carrying of securities on or after March, 1981, if the loan or extension of credit involved originated, or if the loan proceeds used to purchase or carry such securities were disbursed, on or after such date.