Part II-A—Additional Child Tax Credit for All Filers
If the amount on line 12 is more than line 14, you may be able to take the additional child tax credit. Complete your Form 1040, or Form 1040-SR through line 27a (or Form 1040-NR through line 26). Also, complete Schedule 3, (Form 1040) line 11, before completing Part II-A.
If you file Form 2555, you cannot claim the additional child tax credit.