| Country | Action | Action Date | Effective Date |
|---|
| AFRICAN DEVELOPMENT BANK | Definitive Signature | 02/09/1975 | |
| BELGIUM | Definitive Signature | 07/05/1975 | |
| CANADA | Definitive Signature | 07/05/1975 | |
| FRANCE | Definitive Signature | 07/05/1975 | |
| GERMANY FEDERAL REPUBLIC | Signature | 07/05/1975 | |
| GERMANY FEDERAL REPUBLIC | Acceptance | 21/07/1977 | 21/07/1977 |
| INTERNATIONAL BANK FOR RECONSTRUCTION AND DEVELOPMENT | Definitive Signature | 07/05/1975 | |
| INTERNATIONAL DEVELOPMENT ASSOCIATION | Definitive Signature | 07/05/1975 | |
| JAPAN | Definitive Signature | 27/06/1975 | |
| KUWAIT | Definitive Signature | 07/05/1975 | |
| NETHERLANDS THE | Signature | 27/06/1975 | |
| NETHERLANDS THE | Acceptance | 20/05/1976 | |
| UN DEVELOPMENT PROGRAMME | Definitive Signature | 07/05/1975 | |
| UNITED KINGDOM | Signature | 07/05/1975 | |
| UNITED KINGDOM | Definitive Signature | 07/05/1975 | |
| UNITED STATES OF AMERICA | Definitive Signature | 07/05/1975 | |
| WORLD HEALTH ORGANIZATION | Definitive Signature | 07/05/1975 | |