"Tax year" or "taxable year" means either the calendar year or the taxpayer's fiscal year if and when permission is obtained from the department to use the taxpayer's fiscal year in lieu of the calendar year.
IC 6-2.5-1-9
"Tax year" or "taxable year" means either the calendar year or the taxpayer's fiscal year if and when permission is obtained from the department to use the taxpayer's fiscal year in lieu of the calendar year.
IC 6-2.5-1-9