Under the Freedom of Information Act (FOIA) any person has the right to request public access to federal agency records or information. The agency must release the records upon receiving a written request unless the records fall within the nine exemptions and three exclusions outlined in the Act. Members of the public may obtain nonpublic or privileged information by submitting a Freedom of Information Act (FOIA) request. FERC is protecting energy facilities by restricting public access to Critical Energy Infrastructure Information (CEII). CEII is information concerning proposed or existing critical infrastructure (physical or virtual) information. CEII is specific engineering, vulnerability, or detailed design information about proposed or existing critical infrastructure (physical or virtual) that: (1) Relates details about the production, generation, transmission, or distribution of energy; (2) Could be useful to a person planning an attack on critical infrastructure; (3) Is exempt from mandatory disclosure under the Freedom of Information Act; and (4) Gives strategic information beyond the location of the critical infrastructure