Most forms may be filled out on your computer, printed and submitted for filing with the Department of State. The PDF version of these forms are FILLABLE.They can be filled out electronically, then printed. How to fill out the Confirmation of Payment Received Letter? 1. Enter your company name and contact information. 2. The enrollment deposit deadline is January 1 for Spring enrollment, May 1 for fall enrollment, or the date on your acceptance letter. NYDocSubmit is an app for mobile devices and is available for download in the Apple App Store and Google Play Store. CoP is a service that checks the name on the account you want to pay into. It's designed to help protect you against fraud, and payments.