1、According to the Overseas Compatriot Identity Certification Act, the application requirements for the Overseas Compatriot Identity Endorsement and the Overseas Compatriot Identity Certificate for Military Service are the same. You do not necessarily need to obtain the endorsement first. As long as you meet the application requirements, you may apply directly in the R.O.C. (Taiwan) to the Overseas Community Affairs Council (OCAC) for the Overseas Compatriot Identity Certificate for Military Service.