The owner of any motorboat already covered by a number in effect which has been awarded to it pursuant to then operative federal law or pursuant to a federally approved numbering system of another state shall record the number prior to operating the motorboat on the waters of this Commonwealth in excess of the ninety-day reciprocity period provided for in § 29.1-710. Such recordation shall be in the manner and pursuant to the procedure required for the award of a number under § 29.1-702, except that no additional or substitute number shall be issued.