GGB No. Government fees — the trade licence, the Municipality food-establishment permit and layout assessment, Civil Defence approval and Ejari registration — are usually among the smaller and more predictable lines. The large, variable lines are the lease commitment, the fit-out, the equipment and the working capital reserve. The licence pathway and its fee categories are mapped separately in our Dubai restaurant licence cost guide; this article is about the whole budget.
From How much does it cost to open a restaurant in Dubai? — the full reading, with the method behind this answer.