CFR › Title 17 › Part 301Part 301 — Forms, Securities Investor Protection Corporation§ 301.0-1— Availability of forms.§ 301.300a— Form 300-A, for summary of buy-ins or sell-outs of all open contractual commitments.§ 301.300b— Form 300-B, for report of all fails to deliver.§ 301.300c— Form 300-C, for report of all fails to receive.