Sec. 7. (a) A watercraft that is owned or leased and used for official business by the following is exempt from the payment of registration fees under this article:
(1) A state or state agency (as defined in IC 6-1.1-1-18).
(2) A municipal corporation (as defined in IC 36-1-2-10).
(3) A volunteer fire department (as defined in IC 36-8-12-2).
(b) The bureau may issue proof of registration under this chapter for a watercraft owned by or leased by the federal government.
(c) The bureau may adopt rules under IC 4-22-2 to assign permanent registration numbers and accompanying registration cards to watercraft owned or leased by an entity listed in subsection (a)(1).