IRS considers adding citizenship checkboxes to tax forms

The Internal Revenue Service was weighing whether to require taxpayers to disclose citizenship status on next year’s tax forms, a move that would push the nation’s tax collector closer to immigration enforcement. The proposal under discussion included two versions of Form 1040, one with ordinary tax-law updates and another that would add a checkbox for non-U.S. citizens.

The idea matters because it reaches beyond paperwork. A citizenship field on a routine return could change how immigrant households approach filing, especially if taxpayers believe the IRS may pass information to the Department of Homeland Security or Immigration and Customs Enforcement. Tax compliance depends heavily on trust, and privacy advocates warned that asking the question more directly could make some filers less willing to submit returns or provide accurate information.

The IRS debate came after a series of steps that already tied tax data to immigration enforcement. On February 7, 2025, DHS asked Treasury Secretary Scott Bessent to deputize some IRS law-enforcement personnel to assist immigration enforcement. In April 2025, Bessent and DHS Secretary Kristi Noem signed a data-sharing agreement. Court filings and reporting later said the arrangement was intended to help ICE identify and deport people in the United States illegally.

The legal fight escalated after a federal judge, Colleen Kollar-Kotelly, blocked the IRS in November 2025 from sharing taxpayer data in a separate case. In February 2026, the IRS admitted it had mistakenly shared data for more than 42,000 taxpayers with DHS. A later court filing said confidential address information for about 47,000 taxpayers had been disclosed under the policy. Those episodes sharpened fears that tax records could be used for purposes far beyond revenue collection.

Immigrant-rights and civil-liberties groups say the stakes are high. The National Immigration Law Center has said federal tax information is protected by the strongest privacy laws in the federal government. The Center for Democracy & Technology warned that using IRS records for DHS enforcement could chill compliance and set a dangerous precedent. The American Immigration Council has said tax filing history can be important evidence in immigration cases, a reminder that many noncitizens have reason to worry about new questions on a standard return.

Form 1040 is already designed for citizens or residents, while Form 1040-NR is used by nonresident alien individuals, estates and trusts. But adding a citizenship checkbox to the main individual return would mark a more explicit shift, turning a revenue agency into a more direct immigration touchpoint and raising fresh questions about whether tax administration is being repurposed for enforcement.