49 CFR 512.11 - What if I need an extension of time?
If a person is unable to submit the necessary information required under § 512.4 at the time the claimed confidential information is submitted to NHTSA, then that person may request an extension of time. Any request for an extension shall explain the reason for the extension of time and the length of time requested.
Title 49 published on 2013-10-01
no entries appear in the Federal Register after this date.