You must attach your supporting documents with your Certificate of Non-Manipulation (CNM) application. Applications with incorrect or insufficient supporting documents will be rejected. For applications that are pending processing, you may still upload the supporting documents by retrieving your application. To do so, select "Search for CNM" and search for your application. Click on the application no. to access the application and scroll to the "Upload additional documents" section. Click on the "Upload" button to upload additional supporting documents. Please note that supporting documents uploaded cannot be deleted.