Indiana Code Title 1. General Provisions § 1-1-3.5-2.5

(A) at the request of a political subdivision;  and

(B) after the tabulation of population of Indiana in the federal decennial census has been reported to the governor by the United States Secretary of Commerce under 13 U.S.C. 141(c);  and

(A) not located within the political subdivision according to the Boundary and Annexation Survey used as the basis for the tabulation of population reported under subdivision (1);  and

(B) located within the political subdivision after the tabulation of population reported under subdivision (1);