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WeVote Research Nonpartisan
Bill Summary · SB 1464

Legislative bill overview

SB 1464 amends Hawaii's tax code to conform to the current Internal Revenue Code (IRC) provisions. The bill updates state tax law to align with federal tax definitions, deductions, and income calculations, ensuring consistency between Hawaii and federal tax treatment.

Why is this important

When Hawaii conforms to the IRC, taxpayers can generally use their federal tax calculations as a baseline for state taxes, simplifying compliance and reducing administrative burden. Conversely, failure to update conformity provisions can create discrepancies where income treated one way federally is taxed differently at the state level, potentially increasing tax liability or creating confusion for filers.

Potential points of contention

  • Which IRC provisions are adopted – The bill's effectiveness depends on which specific federal provisions Hawaii incorporates; some may benefit certain taxpayers while disadvantaging others
  • Timing of conformity – Adopting current IRC provisions may include recent federal changes that stakeholders believe are unfavorable or that Hawaii should modify independently
  • Revenue impact – Conformity changes can either increase or decrease state tax revenues depending on whether the federal provisions expand or narrow the tax base

Compiled from official sources — confirm details with the bill’s official record.

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