Do I need to file State Taxes in the US if I live abroad?

Josh Katz, CPA
Author: Josh Katz, CPA
Updated: August 2, 2024

One common area of confusion for US citizens residing abroad is whether they are required to file state taxes in addition to federal taxes. This aspect of American tax obligations depends on several factors, including the state in which they last resided, the presence of income sourced from that state, and whether the state considers them to maintain tax residency. Each state’s rules can vary, and understanding these nuances is crucial for ensuring compliance and avoiding potential penalties.


Understanding State Tax Residency

State tax residency is determined by various factors, including your domicile (permanent legal residence) and physical presence within a state. Each state has its own rules regarding tax residency, and some states are more aggressive than others in asserting tax obligations over non-resident citizens.


Factors Affecting State Tax Filing Requirements:

  • Domicile Status

    If you have maintained your legal domicile in a particular US state, you may still be considered a resident for tax purposes in that state. Domicile is generally determined by intent to return, ties to the state (such as property ownership or voter registration), and other significant connections.

  • Physical Presence

    Even if you are living abroad, some states may require you to file state taxes if you maintain a certain level of physical presence or meet specific criteria, such as spending a significant amount of time in the state during the tax year.

  • State-Specific Rules

    Each state sets its own rules regarding who must file taxes, what income is taxable, and whether special exemptions or deductions apply to non-resident taxpayers.

     

 

Common State Tax Scenarios for US Expatriates

  • No State Tax Obligation: If you have severed all ties with a particular US state, including domicile and physical presence, and do not earn income from that state, you may not have a state tax filing requirement.
  • Partial-Year Residency: If you moved abroad or returned to the US during the tax year, you may be considered a part-year resident in one or more states. Part-year residents typically file state taxes based on income earned or sourced within the state during their residency period.
  • State-Specific Exemptions: Some states offer exemptions or deductions for income earned abroad, military service overseas, or other special circumstances. It’s crucial to research and understand these exemptions to minimize your state tax liability.


Steps to Determine State Tax Filing Obligations

  • Review State Guidelines: Consult the tax authority of the state(s) where you have previously resided or maintained ties to understand their specific rules regarding tax residency and filing requirements.
  • Document Ties to States: Keep records of any ties to US states, such as property ownership, voter registration, driver’s license, and other significant connections that could impact your state tax status.
  • Seek Professional Advice: If you are unsure about your state tax obligations as a US expatriate, consider consulting with a tax advisor or accountant who specializes in international tax matters. They can provide personalized guidance based on your unique circumstances.

While US citizens living abroad are generally required to file federal taxes with the IRS, the requirement to file state taxes depends on individual circumstances and state-specific rules. Understanding your state tax residency status and obligations is essential to ensure compliance with US tax laws while maximizing potential exemptions and deductions.