Visa policy of Sudan
Citizens of the following 3 countries can visit Sudan without a visa:
Holders of diplomatic, official or special passports issued to nationals of Algeria, Benin, Burkina Faso, Central African Republic, Chad, Congo, Djibouti, Egypt, Eritrea, Ethiopia, Gambia, Guinea, Libya, Mali, Morocco, Niger, Nigeria, Senegal, Togo and Tunisia do not require a visa for Sudan.
Visa on arrival
Citizens of the following 5 countries can obtain a visa for Sudan on arrival:
1 - provided arriving directly from the country of citizenship.