NATO
An applicant is classified under the symbol NATO-1, NATO-2, NATO-3, NATO-4, NATO-5, or NATO-6 if seeking admission to the United States under the applicable provision of the Agreement on the Status of the North Atlantic Treaty Organization or the Protocol on the Status of International Military Headquarters Set Up Pursuant to the North Atlantic Treaty. This includes, national representatives, international staff and immediate family members of an individual classified NATO-1 through NATO-6.
However, many armed forces personnel are exempt from passport and visa requirements if they are either attached to NATO Allied Headquarters in the United States and are traveling on official business, or are entering the United States under NATO Status of Forces Agreement. In the case of the later, they must carry official military ID cards and NATO travel orders. Visit the Department of State Bureau of Consular Affairs website to learn more about NATO visas.
In addition to required documents applicants applying for NATO visas should also submit a supporting letter from the delegating Governmental Agency. It is very important to choose NATO visa category while filling out an Electronic Application Form DS-160 on line. Applicants for NATO 1-6 visas do not pay the visa application fee. Please follow step 1-3 instructions on How to Apply for a Visa.
Spouses and Children
If accompanying or following to join a military member on NATO travel orders, the spouse and children should apply for NATO-2 visas.