DET is the principal authority for planning, supervising, developing and marketing Dubai’s business and tourism sectors. It is also responsible for licensing and classifying all types of businesses, including hotels, tour operators and travel agents.

Dubai Economic Development Corporation (DEDC) is the economic development arm of DET. DEDC’s goals include enhancing Dubai’s economic competitiveness; implementing economic development plans; supporting diversification and sustainability of the emirate’s economy; attracting foreign investment and global talent in vital sectors; strengthening Dubai’s position as a global destination for investments and entrepreneurship in the digital economy; and establishing projects focused on advancing innovation, artificial intelligence and technology.

Dubai Business Registration and Licensing Corporation (DBLC) works to strengthen the emirate’s position as a global commercial hub and create an environment for attracting increased investment in various sectors. With a focus on enhancing the ease of doing business in Dubai, DBLC streamlines licensing procedures; reduces costs; improves the registration cycle; and fosters the growth of start-ups. It is the sole authority responsible for  regulating economic activities in the emirate and monitoring compliance with procedures related to the investor journey.

Dubai Corporation for Consumer Protection and Fair Trade (DCCPFT) is responsible for driving economic stability by ensuring consumer and business protection, and enhancing competitiveness by curbing practices that negatively impact the market. It ensures that new regulations are implemented in a business-friendly manner; promotes justice and transparency; and supports the optimal functioning of the market for enterprises. 

The Corporation also develops programmes to protect intellectual property rights, organises relevant awareness campaigns and reviews or resolves complaints filed by commercial establishments and consumers.

Established in 2002 by HH Sheikh Mohammed bin Rashid Al Maktoum, Vice President and Prime Minister of the United Arab Emirates and Ruler of Dubai, Dubai SME is dedicated to nurturing entrepreneurship in Dubai. Its goal is to position the city as a leading centre for global entrepreneurship. Operating under the umbrella of DET, the agency plays a pivotal role in supporting the entrepreneurial ecosystem through various initiatives including startup subsidies, access to finance, and business incubation services.
 
Dubai SME places a special emphasis on supporting Emirati SMEs. This targeted support is designed to empower Emirati entrepreneurs, providing them with the tools and resources necessary to succeed in the competitive business environment. Through dedicated programmes and initiatives, the agency ensures that Emirati-owned businesses receive the backing they need to thrive and contribute to the diversification and growth of Dubai’s economy.

Dubai Festivals and Retail Establishment (DFRE) aims to position Dubai as an international events and entertainment hub. It works to increase the city's competitiveness as a retail destination through year-round festivals, events and promotions.

DFRE’s annual Retail Calendar features iconic festivals and major community events including Dubai Shopping Festival, Dubai Food Festival, Dubai Summer Surprises and Dubai Fitness Challenge. Dubai Business Events (DBE), Dubai’s official convention bureau, is also part of DFRE, in addition to Dubai Calendar, the official listings platform for events in the city.

Dubai College of Tourism (DCT) was established by DET to be a world-class vocational tourism college that would drive professional excellence capability in all tourism and hospitality service personnel in Dubai. DCT is recognised as a leading institution for the provision of innovative, accessible and exceptional education and training that supports people to enter, enhance or advance within the tourism industry.