| 1. | Constitution of the World Health Organization. New York, 22 July 1946 | 9 | 1 | | IX | | 195 | Constitution of the World Health Organization | IX-1 |
| 1.a. | Amendments to articles 24 and 25 of the Constitution of the World Health Organization. Geneva, 28 May 1959 | 9 | 1 | a | IX | | 196 | Amendments to articles 24 and 25 of the Constitution of the World Health Organization | IX-1-a |
| 1.b. | Amendment to article 7 of the Constitution of the World Health Organization. Geneva, 20 May 1965 | 9 | 1 | b | IX | | 197 | Amendment to article 7 of the Constitution of the World Health Organization | IX-1-b |
| 1.c. | Amendments to articles 24 and 25 of the Constitution of the World Health Organization. Geneva, 23 May 1967 | 9 | 1 | c | IX | | 198 | Amendments to articles 24 and 25 of the Constitution of the World Health Organization | IX-1-c |
| 1.d. | Amendments to articles 34 and 55 of the Constitution of the World Health Organization. Geneva, 22 May 1973 | 9 | 1 | d | IX | | 199 | Amendments to articles 34 and 55 of the Constitution of the World Health Organization | IX-1-d |
| 1.e. | Amendments to articles 24 and 25 of the Constitution of the World Health Organization. Geneva, 17 May 1976 | 9 | 1 | e | IX | | 200 | Amendments to articles 24 and 25 of the Constitution of the World Health Organization | IX-1-e |
| 1.f. | Amendment to article 74 of the Constitution of the World Health Organization. Geneva, 18 May 1978 | 9 | 1 | f | IX | | 201 | Amendment to article 74 of the Constitution of the World Health Organization | IX-1-f |
| 1.g. | Amendments to articles 24 and 25 of the Constitution of the World Health Organization. Geneva, 12 May 1986 | 9 | 1 | g | IX | | 202 | Amendments to articles 24 and 25 of the Constitution of the World Health Organization | IX-1-g |
| 1.h. | Amendments to articles 24 and 25 of the Constitution of the World Health Organization. Geneva, 16 May 1998 | 9 | 1 | h | IX | | 203 | Amendments to articles 24 and 25 of the Constitution of the World Health Organization | IX-1-h |
| 2. | Protocol concerning the Office international d'hygiène publique. New York, 22 July 1946 | 9 | 2 | | IX | | 204 | Protocol concerning the Office international d'hygiène publique | IX-2 |
| 3. | Agreement on the establishment of the International Vaccine Institute. New York, 28 October 1996 | 9 | 3 | | IX | | 205 | Agreement on the establishment of the International Vaccine Institute | IX-3 |
| 4. | WHO Framework Convention on Tobacco Control. Geneva, 21 May 2003 | 9 | 4 | | IX | | 206 | WHO Framework Convention on Tobacco Control | IX-4 |
| 4.a. | Protocol to Eliminate Illicit Trade in
Tobacco Products. Seoul, 12 November 2012 | 9 | 4 | a | IX | | 657 | Protocol to Eliminate Illicit Trade in
Tobacco Products | IX-4-a |