Title: 26-10 File Link /csl/26-10/download CSL Letter Types No-Action CSL Divisions DMO CSL Regulation Parts 2(h)(8) 5h(a)(1) 37.3 CSL Tags Foreign SEF Trade Execution Requirement SEF Registration Exempt SEF CSL Issuance Date Tue, 03/24/2026 - 12:00 Description Amendment of Appendix A of Staff Letter 24-11 to add two UK swap trading facilities to Staff Letter 24-11.