Stuller, Inc. hereby warrants that all rubies are "non-Burmese covered articles" in that they were not mined in or extracted from Burma, or were imported into the United States prior to September 27, 2008. For Rubies imported after September 27, 2008; exporter certifications stating that these articles were not mined or extracted from Burma have been obtained. Records pertaining to these articles indicating source and movement are maintained by Stuller, Inc.