NERC stands for North American Electric Reliability Corporation. Every entity must register with NERC through its regional entity. Grids are becoming more complex. New technologies are expanding. As such, NERC is aggressively enforcing existing and introducing new requirements. They are also adjusting the frequency of compliance reporting. By federal law, NERC is authorized to monitor and assess company compliance status. They can also issue sanctions and/or fines for non-compliance.