Denotification of Special Economic Zone requires developer application with declaration and proof of duty exemption settlement. Application for denotification of a Special Economic Zone by Form C6 requires developer identification, approval and notification dates, area and sector details, reasons for withdrawal, and the quantum of duty benefits and tax exemptions availed on the area proposed for deletion. The applicant must declare the truth of statements and accept conditions the Government may impose. The Development Commissioner must recommend whether the Zone has no units or units have been debonded and confirm whether duty exemptions remain or an equivalent amount has been deposited to the Government account.