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This edition of NFPA 70, National Electrical Code, was prepared by the National Electrical CodeCommittee and acted on by NFPA at its June Association Technical Meeting held June 13-16, 2016,in Las Vegas, NV. It was issued by the Standards Council on August 4, 2016, with an effective date ofAugust 24, 2016, and supersedes all previous editions.This document has been amended by one or more Tentative Interim Amendments (TIAs) and/orErrata. See "Codes & Standards" at www.nfpa.org for more information.This edition of NFPA 70 was approved as an American National Standard on August 24, 2016.