What is the focus of Regulation T?

Regulation T primarily focuses on the extension of credit by brokers and dealers to customers for the purchase of securities. Specifically, it outlines the conditions under which customers can borrow funds to buy securities on margin. This regulation sets standards for the minimum amount of equity that must be maintained in margin accounts and specifies how much credit can be extended based on the value of the securities involved.

Understanding the focus of Regulation T as pertaining to credit for margin securities is crucial, as it influences how investors can leverage their purchasing power in the securities markets. Brokers must adhere to these rules to ensure they are operating within the legal framework designed to protect investors and maintain fair trading practices.

The other options reflect important concepts in finance, such as margin accounts, bank deposit insurance, and trading requirements, but they do not capture the primary focus of Regulation T, which is to regulate the credit aspect of margin trading.