Upon receipt of a registration submitted on vPIC, NHTSA will automatically notify the registrant by email within 90 days of the receipt whether the registration is approved, denied, or incomplete. This notification will be sent to the email address provided in the manufacturer's original submission. If an application is approved, the registrant's name will automatically be added to the list of approved registrants on NHTSA's website. NHTSA will deny a registration if:
49 C.F.R. §586.7