Passport Photo. Two 4.5 x 3.5 cm passport photos (no copies or scanned images).
Itinerary. Copy of round trip tickets or itinerary.
Yellow fever vaccination certificate. Valid international yellow fever vaccination certificate.
Invitation. An invitation letter legalized in Cameroon OR a certificate of the accommodation, or mission. If no invitation can be provided, a proof of hotel reservation
Documents for minors. For children include a copy of the birth certificate, a signed permission from both parents, and a copy of the parents' passport or identity document.
Proof of status. Proof of work or study in Germany.