Accession to the London Act (1934) by the Federation of Rhodesia and Nyasaland: September 25, 1957; Entry into force: April 1, 1958. Signature of the Lisbon Act (1958): October 31, 1958. Declaration of continued application by Northern Rhodesia: August 26, 1964. Declaration of continued application by the Republic of Zambia: December 31, 1964; Entry into force: April 6, 1965.
| Act(s) | Article(s) | Signature | Instrument | Entry into Force |
|---|---|---|---|---|
| Stockholm Act (1967) | 13 - 30 | Accession : February 14, 1977 | May 14, 1977 | |
| Lisbon Act (1958) | Declaration of Continued Application : December 31, 1964 | April 6, 1965 |