You need a number of supporting papers when you apply for a visa to Zambia, including:
Your passport photocopy, which must be good for at least six more months
self-portrait the size of a passport
a duplicate of the return ticket
For a visitor visa to Zambia:
Hotel reservations or other types of travel lodging
a formal letter of introduction written and delivered to the director-general of immigration
Visa for Business in Zambia:
a letter of invitation from the business hosting you in Zambia
a letter from your business with your travel information, address, and contact information, addressed to the Director-General of Immigration on business letterhead
a certified copy of the incorporation certificate for the host firm
Proof of onward travel to Zambia Transit Visa, if a visa is necessary for the ultimate destination
a formal letter of introduction written and delivered to the director-general of immigration
For a work visa in Zambia:
a contract of employment or letter of offer
CV cover letter from employer to Director-General of Immigration Police clearance from your nation
Previous credentials if any
Visa for Students in Zambia:
a letter of admission from your school, as well as national police clearance
letter of introduction to the head of the immigration office