File both forms at the location specified for the other application or petition. For example, if you are filing Form I-765 with Form I-539 or Form I-485.Contains a case number to track your OPT application. Necessary if you would like to travel outside of the U.S while your OPT application is pending. 8. Why was my document rejected? The Judicial Committee on Information Technology (JCIT) Standards allow for documents to be rejected for the following reasons:. Texas Attorney General Ken Paxton has filed a lawsuit in an effort to stop Bexar County officials from mailing residents voter registration forms. To get post-completion OPT, you submit the Form I-765, Application for Employment. Gov to ask for help. 3. An F-1 student authorized for Optional Practical Training (OPT) can re-enter the US to participate in OPT activities under certain prerequisites.