Ministry of Economy has issued ESR notification form to be filled for all the mainland companies.
The purpose of this Notification is to provide the Regulatory Authority with certain initial information on the Licensee and its activities in the UAE, and is a prerequisite to filing an Economic Substance return for the Reportable Period (where required)
Following is the link to fill the ESR notification for the mainland companies in UAE
https://www.economy.gov.ae/english/economic-substance/Pages/regulations.aspx