Copy of Passport Data Page Copy of Airline Return Ticket Invitation Letter from the host Company. (Not required for citizens of African Countries) Corporate Affairs Commission Certificate f the host Company or Letter of Permission where the entity is a Non-Governmental Organization (NGO). (Not required for citizens of African Countries) Complete the necessary application and make payment: The link leads to a few steps to fill in information such as nationality, type of visa on arrival, valid email address, phone number etc. Payment is made online and not in cash and must be evidenced by a printed payment receipt and acknowledgement slip.