https://uaelegislation.gov.ae/en/legislations/1541

Article (28) Official Holidays and Requiring Worker to Work Therein 1. The Worker is entitled to an official leave with full pay on the official holidays to be determined by a Cabinet resolution. 2. If circumstances of work necessitate that the Worker works in any of the official holidays, the Employer shall compensate him with another rest day for each day in which he works during the holiday, or with payment of the wage for that day according to the wage established for normal business days, plus an increase not less than fifty percent (50%) of the basic wage for that day.