Mongolia Tourist / Business The Applicant should have a passport valid for at least six months from the date of application for the visa. Photocopy of the applicant's passport (first and last page). Two visa form (photocopy allowed). Two recent passport-size photographs. A Covering letter explaining in detail the purpose and duration of the visit. The letter should be addressed to the Visa Consular - Embassy of Mongolia. Confirmed onward/ return air ticket. Invitation letter from the Ministry of Mongolia in case of Business purpose. Proof of accommodation or hotel reservation in case of Tourism purpose. Bank statement of last 3 months. Processing time is 4 working days.