A licensed exporter shall be entitled to a refund of the taxes and fees previously paid on taxable petroleum products pursuant to part 2 of this chapter, with the exception of the export tax imposed by § 67-3-205, in the following instances:
(1) Where petroleum products were placed into storage in this state and were subsequently exported by transport truck or tank wagon by or on behalf of such licensed exporter; or
(2) Where petroleum products were exported by transport truck or tank wagon by or on behalf of such exporter in a diversion across state boundaries properly reported in conformity with § 67-3-806.