The Financial Industry Regulatory Authority issued Regulatory Notice 10-03 requesting comment on proposals relating to FINRA rules governing securities loans and borrowing and permissible use of customers’ securities and callable securities. Proposed FINRA Rule 4314 sets forth requirements that would be applicable to a member firm that is a party to an agreement for the loan or borrowing of securities. Proposed FINRA Rule 4330 sets forth requirements that would be applicable to a member firm’s borrowing or lending of a customer’s margin securities that are eligible to be pledged or loaned. Finally, proposed FINRA Rule 4340 sets forth obligations that would be applicable to any callable securities a member firm has in its possession or control. Comments are due to FINRA by March 5.