For certain Critical Infrastructure Protection (CIP) requirements, a Registered Entity may request a Technical Feasibility Exception (TFE) where strict compliance with the requirement cannot be achieved. Procedures for requesting, modifying, or terminating a TFE, as well as the associated data requirements, are defined in Appendix 4D of the Rules of Procedure, Procedure for Requesting and Receiving Technical Feasibility Exceptions to NERC Critical Infrastructure Protection Standards.

In the MRO region, TFEs are currently managed through webCDMS. ‚ÄčIf you have questions regarding TFEs, please contact: TFE@mro.net.