Following are the RED codes for the upcoming CMBX Series 15 index that will roll on 25 January 2022. Please note that these codes remain provisional until publication of the final annexes for the indices.
| Index Name | Index RED Code |
| CMBX.NA.AAA.15 | 137BENAO4 |
| CMBX.NA.AS.15 | 137BETAJ2 |
| CMBX.NA.AA.15 | 137BEPAO9 |
| CMBX.NA.A.15 | 137BEOAO2 |
| CMBX.NA.BBB-.15 | 137BERAO5 |
| CMBX.NA.BB.15 | 137BEMAN8 |
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