The article is regarding the issue of the knowledge management at local government. It’s contents are focusing on the diagnosis in theoretical as well as practical perspective possibilities of managing decks of the knowledge in local government units. The subject brought up in this article is appealing for the experiment to transfer tools of both the attempt at the identification and the knowledge management in the private sector to the level of activities of the local government. This article constitutes this way the attempt to draw the improvements in the sphere of functioning of local government structures using layers like open and hidden knowledge for gain this goal and also putting appropriate approach at the management. Presented in this text approach, constitutes about the possibilities of improving the effectiveness of activities local government units by appealing to decks of knowledge local governments have.