(a) Except as provided by Subsection (b), the registrar shall deliver written notice of the reason for the rejection of an application to the applicant not later than the second day after the date of rejection.
(b) If the registrar rejects an application in the applicant's presence, at that time the registrar shall orally inform the applicant of the reason for the rejection. If the rejection is for incompleteness, the registrar shall return the application to the applicant for completion and resubmission.
(c) If the registrar rejects an application for incompleteness but receives a completed application not later than the 10th day after the date the notice is delivered under Subsection (a) or the date the incomplete application is returned under Subsection (b), as applicable, the original date of submission of the incomplete application is considered to be the date of submission to the registrar for the purpose of determining the effective date of registration.