| Country | Councillor | Substitute | |
| AT | Austria | Prof. Dr. A. Preisinger | |
| BE | Belgium | Dr. Albert T.H. Lenstra | Luc Van Meervelt |
| BG | Bulgaria | Dr.Olyana Angelova | |
| HR | Croatia | Prof. Dr. Boris Kamenar | Biserka Grzeta, Stanko Popovic |
| CZ | Czech+Slovakia | Dr. Jindrich Hasek | R. Kuzel, M. Dunaj-Jurco |
| DK | Denmark | Robert Feidenhans'l | Karla Frydenvang |
| EG | Egypt | Prof. Karimat El- Sayed | Mostafa Radwan |
| EE | Estonia | Dr. Hugo Mandar | Raik Mikelsaar |
| FI | Finland | Prof. Timo Paakkari | Merja Blomberg |
| FR | France | C. Lecomte | Bernard apelle |
| DE | Germany | U. Heinemann | Friedrich Frey |
| HU | Hungary | Prof. Alajos Kalman | Laszlo Koszegi, Petra Bombicz |
| IL | Israel | Prof. Menahem Kaftory | Gil Shoam, Israel Goldberg |
| IT | Italy | Prof. Giovanni Ferraris | Guiseppe Filippini |
| LV | Latvia | A. Mishnev | Andrejs Kemme |
| NL | Netherlands | Prof. Dr. J. Kroon | Roeli Olthof, Bauke Dijkstra |
| NO | Norway | Prof. Berit Fjaertoft | Tor Dahl |
| PL | Poland | Dr. Adam Pietraszko | |
| PT | Portugal | Prof. Maria Ondina Figueiredo | |
| SU | Russia | Prof. Leonid A. Aslanov | |
| YU | Serbia | S. Stankovic | Ljiljana Karanoivic |
| SI | Slovenia | Prof. Dr. Ivan Leban | Jurij V. Brencic |
| ZA | South Africa | J. Boeyens | Demi Levendis |
| ES | Spain | Prof. Xavier Solans | Carlos Miravitles |
| SE | Sweden | Prof. Rolf Norrestam | |
| CH | Switzerland | Hans Grimmer | Ulrich Baumann |
| UK | UK | Dr. F.H. Allen | Chick Wilson |
| UA | Ukraine | Prof. Oksana Ivanivna Bodak | Roman Gladychevskii |
| IUCr Observer | Prof. Hartmut Fuess | ||