Sec. 290. "United States" has the following meaning:
(1) For purposes of IC 14-28-1 and IC 14-28-3, the following:
(A) The United States government.
(B) An agency, an officer, a board, a bureau, a commission, a department, a division, or an instrumentality of the United States.
(2) For purposes of IC 14-32, the following:
(A) The United States.
(B) The Natural Resources Conservation Service of the United States Department of Agriculture.
(C) Any other agency or instrumentality, corporate or otherwise, of the United States.