On September 25, 2020, the Bureau of Industry and Security (BIS) published in the Federal Register a notice [Docket No. BIS-2020-0002] on reopening of the comment period for previously published notice of request for public comments. On June 3, 2020, the BIS published the Notice of Request for Public Comments on Section 232 National Security Investigation of Imports of Vanadium. The June 3 notice specified that the Secretary of Commerce initiated an investigation to determine the effects on the national security of imports of vanadium. This investigation was initiated under section 232 of the Trade Expansion Act of 1962, as amended. The June 3 notice invited interested parties to submit written comments, data, analyses, or other information pertinent to the investigation to the BIS. The deadline for written comments was July 20, 2020, and the rebuttal comment deadline was August 17, 2020. This notice reopens the public comment period with a deadline of October 9, 2020. BIS has posted the initial application for a section 232 investigation into imports of vanadium, titled “Petition for Relief Under Section 232,” (dated November 19, 2019) and supplemental information (dated April 2, 2020), as submitted by the applicant, on regulations.gov in the interests of transparency and to allow additional public comment. Public versions of the exhibits are available online at the addresses given in the notice.