Here's how the stimulus will change the Child Tax Credit, and why it could cut child poverty in half The expansion of the tax credit will result in more money for nearly 90% of children and their families. Author: Kent Erdahl Updated: 8:53 PM CST March 11, 2021 MINNEAPOLIS — The $1.9 trillion stimulus bill now signed into law by President Joe Biden, doesn't just contain $1,400 checks for many Americans and COVID-19 relief money for states and businesses. It also dramatically expands the child tax credit in a way that could have a major impact on child poverty. "It really has the opportunity to be a transformation tool in the reduction of child poverty in America," said Barti Wahi, executive director of Children's Defense Fund Minnesota.