A Certificate of Eligibility (COE) is a document issued to you by the Department of Veterans Affairs certifying to your lender that that you are eligible for a the guarantee. In order to obtain your COE you can fill out form 26-1880 and mail it to the Veterans Affairs service center in Winston Salem, North Carolina. If there is a Veterans Affairs office in your area you may be able to obtain your COE in person by bringing form 26-1880 and your military ID or drivers license. Another alternative is to use a lender with VA Specialists on staff. They may be able to obtain your COE online through the ACE (Automated Certificate of Eligibility) system in a matter of minutes.