Section 1907.24 - Initial determination(a) Formal challenges shall be directed to the CIA Information and Privacy Coordinator (Coordinator) who shall promptly forward the challenge to the C/CMCG for action. The C/CMCG shall be responsible for the administrative processing of the challenge consistent with this section.(b) Within 10 business days of receipt of a challenge, the Coordinator shall record the receipt of the challenge and provide the challenger with written acknowledgement of the Agency's receipt.(c) Except as provided in paragraph (d) of this section, the Agency shall render an initial written response to a challenge within 60 business days of receipt.(d) If the C/CMCG determines that the Agency is unable to respond with a determination within 60 business days of receipt of the challenge, C/CMCG will inform the Coordinator who will provide the challenger with written notice of the date by which the Agency will respond and a statement that if no Agency response is received within 120 business days, the challenger has the right to have the challenge forwarded to the ISCAP, and may exercise this right through C/CMCG who will then forward the challenge to ISCAP.(e) The C/CMCG, after consultation with the originator of the information and other parties shall inform the Coordinator of the initial decision on the challenge and the Coordinator shall promptly inform the challenger of the decision in writing and inform the challenger of the right to appeal to the ARP if the challenge was denied. 76 FR 59032 , Sept. 23, 2011