This research has identified the government's strategies to encourage creative fashion industries in Indonesia with its cultural branding and the applicability of sustainable competitive advantage as a concept to maintain competitiveness. This research employed a qualitative research method based on primary data, obtained from in-depth interviews at the Creative Economy Agency, the Indonesian Ministry of Trade and, the Indonesian Ministry of Industry, and the Central Statistics Agency. In analyzing the data, this research categorizes the reports and journals of the government's endeavor result. It then reduced the data by creating a discussion scheme and writing the core of each discussion component. Data is triangulated to compare the results of interviews with research objects and documents. The research found that the following are crucial strategies to empower sustainable competitive advantage of the creative economy in Indonesia's fashion subsector: Developing Priority Industry Clusters, Research and Development, Indonesia Trend Forecasting, Innovative and Creativity through Nusantara Collaboration, Modest Fashion, Intellectual Property Rights, and Economic Partnership Agreement. Keywords: Creative Economics, Sustainable Competitive Advantage, Fashion