Sec. 1.5. As used in this chapter, "instrument" means:
(1) an electronic document as defined in IC 32-21-2.5-3; or
(2) any paper document as defined in IC 32-21-2.5-8(a);
that is submitted to a county recorder for recording under IC 29-1-7-23(d), IC 32-21-2, IC 32-21-2.5, IC 32-21-3, IC 32-21-4, IC 32-21-8-7(b), or IC 36-2-11.