27 CFR §44.111

Where an export warehouse is to be changed to an extent which will make inaccurate the description of the warehouse as set forth in the last application by the proprietor for permit, or the diagram, if any, furnished with such application, the proprietor shall first make application on Form 5200.16 for, and obtain, an amended permit. Such application shall describe the proposed change in the warehouse and shall be accompanied by a new diagram if required under § 44.88.