The Consular section of the Embassy is open:

Monday-Thursday: 09.00-12.00
Friday, weekends and national holidays: closed

National holidays:
•1 st of January (New year)
•1st and 2nd day of the Moon Calendar new year (varies every year in January or February)
•8th of March (International Woman's day )
•1st June (Children's day)
•11th, 12th and 13th of July (Naadam festival)
•26th of Novemver (Proclamation and Independence)