| Contracting Party | Treaty | Signature | Instrument | In Force | Details |
|---|
| United Republic of Tanzania | Berne Convention | | Accession: April 25, 1994 | July 25, 1994 | Details |
| United Republic of Tanzania | Nice Agreement | | Accession: June 14, 1999 | September 14, 1999 | Details |
| United Republic of Tanzania | Paris Convention | | Accession: April 2, 1963 | June 16, 1963 | Details |
| United Republic of Tanzania | Patent Cooperation Treaty | | Accession: June 14, 1999 | September 14, 1999 | |
| United Republic of Tanzania | WIPO Convention | | Accession: September 30, 1983 | December 30, 1983 | |
