The paper focuses on the preliminary results of the comparative research of e-participation projects within the e-governance institutional structure in the Eurasian Economic Union (EAEU) states. The authors explore 1) legal basis of e-governance and e-participation; 2) e-governance institutions and stuff; 3) public participation instruments. In future the methodology of e-participation monitoring in the countries of the Eurasian Economic Union is planned to be elaborated, and the issue of e-governance institutions effectiveness in EAEU region is expected to be examined.