Determination of department of state revenue resulting in tax increase; statement in rules

Ind. Code § 6-4.1-12-6.5
in effect
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Sec. 6.5. All changes in the department of state revenue's interpretations of IC 6-4.1 that could increase a person's tax liability must be stated in rules promulgated under IC 4-22-2. In no event may a change in a departmental interpretation of IC 6-4.1 that could increase a person's tax liability take effect before the date on which it is promulgated in a rule. As added by Acts 1979, P.L.75, SEC.14.
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://iga.in.gov/laws/2026/ic/titles/6Fetched: 10/17/2026

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