Decommissioning Notice:

  • NSCC retired the CNS® Level 2 Exemption capabilities on August 28, 2025. Updates to the CNS resources align with this change. See the Level 2 Exemptions Process Decommission (A9619) important notice.
  • NSCC plans to retire the Fully-Paid-For account on September 11, 2025. Updates to the CNS resources will align with this production date. See the Fully-Paid-For Account Decommission (A9623) important notice.

Log in to view information about how to access and use the CNS system, which is the core netting, allotting, and fail-control engine of NSCC.

CNS® Allocation Priority Order

November 15, 2024

CNS® Reports and Statements Guide

June 17, 2025

CNS® Dashboard User Help

Modified September 02, 2025

CNS® Exemptions

Modified August 29, 2025

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