ARM 42.15.221
ARM 42.15.221. DEPENDENT CHILD UNEARNED INCOME EXCLUSION
Cite as Mont. Admin. R. 42.15.221
(1) The unearned income of a dependent child that is included in a parent's federal adjusted gross income pursuant to the IRC is exempt from taxation if for the tax year:
(a) the child is not required to file a Montana individual income tax return; or
(b) the child filed a Montana individual income tax return reporting the income.