Marco provides research and analysis to help support state policymakers across the country, including in many of the Great Plains states and Southwest. Prior to joining ITEP in 2020, Marco spent more than four years providing commentary and tracking state tax news as an associate editor with Tax Notes.
Marco earned his bachelor’s of science degree from Arizona State University and a Master of Public Policy from George Mason University.
June 3, 2025 • By Dylan Grundman O'Neill, Kamolika Das, Marco Guzman, Miles Trinidad, Neva Butkus
This post covers five particularly notable provisions for states: increasing deductions for state and local taxes (SALT) paid, allowing more generous tax write-offs for businesses, offering new avenues for capital gains tax avoidance to people contributing to private school voucher funds, carving tips and overtime out of the tax base,…
April 10, 2025 • By Marco Guzman
Attempts by the Department of Homeland Security to secure private information from the IRS on people who file taxes with an Individual Taxpayer Identification Number is a violation of federal privacy laws that protect taxpayers. It is also a change that could seriously damage public trust in the IRS, which…
April 18, 2025 • By Marco Guzman
This year’s Tax Day came just after the Trump administration finalized a deal with the IRS to hand over data about undocumented immigrant taxpayers.
April 13, 2025 • By Marco Guzman
The Trump administration has moved to revoke parole protections issued under President Joe Biden and deport migrants like Doralis, who followed all the rules and used CBP One to enter the U.S. Read more.
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