Agreement between the Government of the Czechoslovak Socialist Republic and the Government of the United Republic of Tanzania on Cultural Co-operation (Dar es Salaam, 19. 12. 1966)

Agreement on Economic Cooperation between the Czechoslovak Socialist Republic and the United Republic of Tanzania (Dar es Salaam, 02.04. 1975)

Protocol on Cooperation between the Federal Ministry of Foreign Affairs of the Czechoslovak Socialist Republic and the Ministry of Foreign Affairs of the United Republic of Tanzania (Dar es Salaam, 18.05. 1984)

Agreement on General Cooperation between the Government of the Czechoslovak Socialist Republic and the Government of the United Republic of Tanzania (Dar es Salaam, 08.05. 1986)