In this study, the features of reception of national cultural codes in the epic works of Belarusian literature during the period of 1990-2020s were considered. The study of the problem of national codes in beautiful writing is conditioned by the interdisciplinary tasks of modern humanitarianism, public inquiry, because the use of cultural codes in a work of art allows one, with minimal explication, to achieve a certain effect in the reader's memory. For the first time in domestic literary studies, the approaches to defining the concept of "national cultural code" are proposed, which is considered as a semiotic unit that is a carrier of deep historical and cultural meanings, through which social, economic, geopolitical, cultural features are revealed. In literary studies, the specificity of national worldview and the behavior of representatives of a certain nation or the population of the country as a whole are analyzed using the semiotic approach. Various types of codes have been defined and characterized: ear code, billet code, etc. Using the example of the epic works of U. Gnilamedov, I. Shamyakin, K. Tsvirka, A. Fedorenko, A. Kozlov, U. Gavrilovich, Ya. Sipakov and other Belarusian writers, the features of the national worldview identity, in which the word artists refer to cultural codes, are considered.