The worst part about the child credit is that no proof is required that the child exists.
In the Senate bill, they need to provide a SS#, so that helps a bit ...
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"Both versions of the GOP tax bill restrict eligibility requirements for low-income tax credits that benefit millions of immigrant workers and their children each year. Currently, workers with an Individual Taxpayer Identification Number are eligible for the Child Tax Credit (CTC), and a Social Security number (SSN) is required to claim the Earned Income Tax Credit (EITC). Under both versions of the plan, filers would be required to provide a work-authorized SSN to claim the refundable portion of the CTC. The House bill also requires a work-authorized SSN to claim the refundable portion of the EITC. According to UnidosUs, these proposals would limit CTC and EITC benefits for millions of undocumented workers and their nearly four million U.S.-citizen children."