The Department of Economic Development and Commerce (DEDC), through the Commerce and Export Company (CCE), has the function of generating the monthly Retail Sales Report, where the trajectory of retail sales in the Island is presented. This document is of utmost importance and utility for the measurement of the retail sales sector, as well as for the planning of entrepreneurs and business owners. This estimate contemplates the results of commercial establishments in Puerto Rico, it is divided into eighteen (18) economic sectors and four (4) categories, by number of employees. The methodology used from 2017 collects the data directly from the Department of Treasury through the payment for the Sales Tax (IVU), through a collaboration agreement. This enables the publication of reliable and accurate information.