The SEC will hold an open meeting on April 27, 2011 where it is scheduled to consider whether to propose joint rules with the CFTC that would define "Swap," "Security-Based Swap," "Security-Based Swap Agreement," the regulation of mixed swaps, and books and records requirements regarding security-based swap agreements. The SEC will also consider whether to propose regulations removing references to credit ratings in various rules under the Securities Exchange Act of 1934. Meeting Notice.