| Commission | Member | Institution | |
| Commission
      on Crystallography in Art and Cultural Heritage | Silvie Švarcová | Institute of Inorganic
      Chemistry | |
| Commission
      on Magnetic Structures | Margarida Henriques | Institute of Physics | |
| Commission
      on Crystallographic Nomenclature | Michal Dušek | Institute of Physics | |
| Commission
      on  | Lukáš Bučinský | Faculty of Chemical and Food Technology |