For a cryptocurrency-based company to be established in the UAE it is necessary to get commercial authorization through the Securities and Commodities Authority (SCA) of the UAE. You'll have to fill out an application form, and then submit duplicates of passports. Also, you'll need to sign up in ADGM or FRSA. ADGM or FRSA two of the government agencies located in the UAE. While it may appear easy, it's actually rather complex. It's recommended to consult an expert in business licensing to ensure that you're complying with the legal requirements of your business.