The diploma thesis entitled Sustainable development of rural tourism through EU funds deals with the concept of sustainable rural tourism, its development in the rural area of Croatia, more specifically Gorski Kotar, Municipality of Fužine, and all through the use of European structural and investment funds. The accession of the Republic of Croatia to the European Union opened up access to structural and investment funds through which it is possible to obtain significant financial resources. One of the policies of the aforementioned funds is rural development, which supports the vitality and economic viability of rural areas. Sustainable rural tourism can be defined as meeting the needs of tourists and the local population by improving the development possibilities of the local community, while maintaining ecological diversity, socio-cultural integrity and economic sustainability. In the municipality of Fužine, tourism has become an increasingly important activity, so the topic of this paper is precisely the development of tourism in a location that goes in the direction of sustainable rural tourism. The paper contains theoretical knowledge related to the sustainable development of rural tourism and European funds, their impact on the economy of Croatia and the business plan. Through a business plan based on the idea of the author of this work, it will be shown how the idea of tourism offer in rural areas can be realized through European funds. Through the elements of the business plan, personal assessments and calculations of the author are given, on which the conclusion of this paper is based.