Section 1203.409 - Exceptional cases(a) In those cases where a person not authorized to classify information originates or develops information which is believed to require classification, that person must contact the Center's or installation's Information Security Officer in the Protective Services Office to arrange for proper review and safeguarding. Persons other than NASA employees should forward the information to the NASA Central Registry at 300 E Street SW., Washington, DC 20546, Attention: Office of Protective Services.(b) Information in which NASA does not have primary interest shall be returned promptly, under appropriate safeguards, to the sender in accordance with § 1203.405 .(c) Material received from another agency for a NASA security classification determination shall be processed within 90 days. If a classification cannot be determined during that period, the material shall be sent, under appropriate safeguards, to the Director, Information Security Oversight Office, for a determination.44 FR 34913, June 18, 1979, as amended at 78 FR 5118, Jan. 24, 2013