On March 4th, the Financial Industry Regulatory Authority announced the SEC has approved a FINRA proposal, made under FINRA Rule 4524 (Supplemental FOCUS Information), which requires carrying or clearing firms to file a supplemental FOCUS schedule for derivatives and other off-balance sheet items. The initial disclosure of information as of June 30, 2013, must be filed with FINRA on or before July 31, 2013. FINRA Regulatory Notice 13-10.