CheckMig allows travelers, nationals and foreigners who intend to enter or leave Colombia, to preload all the information related to their trip. Get details on passports, Customs, visas and health requirements for your international trips.If you arrive in BOG even late at night you can expect an hour wait in the customs line. And expect two different officials to ask the same questions of you. Faculty, Staff, and Students traveling abroad on behalf of the University must obtain advance approval of travel outside the United States. The Colombia Check-Mig Pre-Registration Form is a mandatory travel document for all travelers entering or leaving Colombian territory. You must complete the online form 48 hours and 1 hour before your flight and present the confirmation email to the customs officer. The Colombia Check-MIG form is nothing but a travel authorization document for international travelers. This form must be filled out for each trip, regardless of whether you have a visa or not. Online Nonimmigrant Visa Application, Form DS-160 - Learn more about completing the DS-160.