KRS 235.180

The owner shall furnish the county clerk notice of the transfer of all or any part of his interest other than the creation of a security interest in a motorboat numbered in this state pursuant to the provisions of this chapter or of the destruction or abandonment of the motorboat, within fifteen (15) days thereof. The transfer, destruction, or abandonment shall terminate the certificate of title and registration number for the motorboat, except, that in the case of a part interest which does not affect the owner's right to operate the motorboat, the transfer shall not terminate the certificate of title and registration number.