IRS Explores Adding Citizenship Question to 2027 Tax Forms

IRS Considers Citizenship Question on 2027 Form 1040

U.S. tax officials are exploring a significant change to the 2027 Form 1040, the primary tax return form for individuals. This potential addition involves including a checkbox to disclose citizenship status. This move is part of a broader trend of increased information sharing between federal agencies and a closer link between tax benefits and immigration status. The Internal Revenue Service (IRS) has not yet made a formal announcement, but discussions are reportedly underway regarding two versions of the 2027 form.

One version would include standard updates related to tax law changes. The other, more debated version, would add a specific question: “Check this box if you are a non-U.S. citizen or have dual citizenship.” This proposed change has sparked discussions about its potential impact on tax compliance, data collection, and immigration enforcement.

Background and Context

The consideration of a citizenship question on the Form 1040 comes at a time when immigration agencies are increasing their focus on verifying immigration status. U.S. Citizenship and Immigration Services (USCIS) has issued policy guidance aimed at strengthening coordination between immigration screening and federal records. This includes a stricter approach to Green Card applications, often requiring applicants to return to their home countries.

This development also follows the enactment of the One Big Beautiful Bill Act (OBBBA) in July 2025. This legislation introduced several changes to tax rules affecting non-citizens and mixed-status households. For instance, it now requires both parents to have a valid Social Security Number to claim the Child Tax Credit, impacting families who file using an Individual Taxpayer Identification Number (ITIN). The OBBBA also limited access to certain education tax credits for non-citizens and introduced a 1% excise tax on cash remittance transfers starting in 2026.

Data Sharing and Privacy Concerns

The IRS has already faced scrutiny regarding the sharing of taxpayer information with immigration authorities. In April 2025, the Treasury Department and the Department of Homeland Security (DHS) signed an agreement to share taxpayer data to assist with deportation efforts. This arrangement drew further attention in February 2026 when it was revealed that the IRS had mistakenly shared data on tens of thousands of taxpayers with DHS, including records of individuals with insufficient identification.

A federal judge in Massachusetts previously blocked the IRS from sharing residential addresses with Immigration and Customs Enforcement (ICE), though the government is appealing this ruling. The proposed citizenship question on the Form 1040 could broaden these data collection efforts beyond individuals without legal immigration status. It would also apply to dual citizens, potentially collecting information from millions of U.S. citizens who hold a second passport.

Potential Impacts on Tax Compliance and Immigration

The addition of a citizenship question to the main federal tax return could have significant consequences. One major concern is its effect on tax filing behavior among immigrant communities. Experts estimate that if such a question leads to reduced tax filing compliance, the federal government could lose approximately $313 billion in revenue over the next decade.

For Green Card holders, there is a concern that any discrepancies between their tax filings and immigration records could be used as evidence of “abandonment of residence.” This could complicate their naturalization process, which involves applications like Form N-400. While tax returns, residence histories, and immigration applications are typically handled under different legal frameworks, the current administration’s policy direction suggests a greater emphasis on cross-checking these records for fraud and enforcement purposes.

The specific wording of the proposed question also raises a point for dual nationals who are U.S. citizens. Asking if a filer is a non-U.S. citizen or has dual citizenship would gather information about a group that includes citizens without any immigration violations or pending status requests.

The Path Forward

As of May 22, 2026, no final decision has been made regarding which version of the 2027 Form 1040 the IRS will adopt. The agency is reportedly still deliberating between the standard updates and the version that includes the citizenship question. The administration’s broader approach, as indicated by agency statements and recent legislation, points toward a closer integration of immigration status, taxpayer identity, and eligibility for federal tax benefits. Updates on these developments can be found in the USCIS and IRS newsrooms.