Quality has become a strategic goal and business priority for companies that want to survive on the market and be competitive. It is important to emphasize that quality must be achieved during the entire business process, not only in the final product. In order to achieve this, companies use various methods and quality management systems. This paper will define the concept of quality and quality management and show their development through history. The focus will then be shifted to the process of development of the textile to fashion industry and the presentation of the determinants and trends of the fashion industry today in the world. The goal of this paper is to show how companies on the fashion industry market deal with changes and trends that appear in fashion, and how they maintain competitiveness on the market despite various changes. The research in this paper will be based on the analysis of trends that appear in the fashion industry. It will be done using scientific works and books in the field of quality, and reports will be analyzed that show the results of the Inditex group. Secondary research of data from professional portals will also be included. Based on all of the above, a conclusion will be reached about the influence of fashion determinants and trends on quality management in the fashion industry and the adaptation of companies to these trends, which will enable fast fashion companies to distinguish between the advantages and disadvantages of the quality management system. . The professional contribution of the work is broadening the horizons and perceptions of the way companies adapt to new trends in the fashion market by implementing various methods and systems for quality management. This work should primarily serve as a guideline for the management itself, but also for all employees in the production process.