If you have 2 dependents and one if 17, your total child tax credit for 2020 would be $2500 ($2000 plus $500). The dependent over 16 is only eligible for $500 while the dependent under 17 is eligible for $2,000. Since your tax liability on line 22 must be zero, you received the maximum additional child tax credit for 2020 on line 28 of $1400. Click here for more information on additional child tax credit.
Starting in 2021, the credit is raised to $3000 per dependent under the age of 18 or $3600 per child under the age of 6. Advance payments will begin the second half of 2021. Click here for more information.
