Child Tax Credit Short Tax Form. Reagan and Grady Wade are married with three qualify- ing children under the age of 17. In 2019, Reagan and Grady had earned income of $50,000 and no adjustments. Line 8b of their 1040 reports AGI of $50,000. Reagan and Grady take the standard deduction for 2019 ($24,400) and as a result have taxable income of $25,600. The Wades' tax liability before considering the child tax credit is $2,684. Assuming the Wades have no other tax credits, complete the 2019 Child Tax Credit and Credit for Other Dependents Worksheet, then complete the 2019 Schedule 8812 Additional Child Tax Credit