15 C.F.R. § 791.306
(e) Change in circumstance. Unless otherwise prescribed by BIS, within 30 days of discovering a change in circumstance, the VCS hardware importer or connected vehicle manufacturer must assess if it still qualifies for the general authorization.
(g) Restrictions. VCS hardware importers and connected vehicle manufacturers may not avail themselves of any general authorization if any one or more of the following apply: