Abstract
This article discusses the relationship between the concepts of language policy and tolerance and their impact on the development of society. The authors describe language policy as a means of managing language relations, revealing its historical, political and social significance. In addition, the essence of tolerance, its importance for intercultural dialogue and social harmony are analyzed in detail. The features of the ongoing language policy in the context of a multinational and multilingual society in Kazakhstan, emphasizing the official status of the Kazakh language and the significance of the trilingualism policy. Through laws and programs adopted at the state level, measures are characterized aimed at the formation of tolerance for linguistic diversity, strengthening peace and harmony between ethnic groups. The article considers a tolerant attitude to language as one of the democratic values, highlighting the role of this policy in the sustainable development of our country and strengthening national unity. The study employs comparative and content analysis methods to examine the current state of language policy in Kazakhstan, highlighting how the balanced development of language and tolerance serves as a foundation for societal stability.