Indiana Code Title 6. Taxation § 6-3.1-40-6

(A) is established as a legal entity under Indiana law after December 31, 2023;

(B) opens and begins to provide health care services to patients in a particular calendar year beginning after December 31, 2023;  and

(C) has billed for health care services for at least six (6) months of a calendar year;

(A) for a physician owned medical practice with not more than ten (10) owners, five percent (5%) of the physician owned medical practice's income;  and

(B) for a physician owned medical practice with more than ten (10) owners, fifty percent (50%) of the physician owned medical practice's income divided by the number of physicians who own an interest in the physician owned medical practice;  and