(21)The Commission should, by means of implementing acts and, given their special nature, acting without applying Regulation (EU) No 182/2011, publish the single document in the Official Journal of the European Union , decide whether to reject an application for protection of a geographical indication on grounds of inadmissibility and establish and maintain a register of geographical indications protected under this Regulation, including the listing of existing geographical designations in that register or their removal from the register.