Sec. 18.117  Report of interference investigation.

    (a) An interim report on investigations and corrective measures 
taken pursuant to Sec. 18.115 of this part shall be filed with the EIC 
of the local FCC office within 30 days of notification of harmful 
interference. The final report shall be filed with the EIC within 60 
days of notification.
    (b) The date for filing the final report may be extended by the 
Engineer in Charge when additional time is required to put into effect 
the corrective measures or to complete the investigation. The request 
for extension of time shall be accompanied by a progress report showing 
what has been accomplished to date.