The Child Tax Credit is an important tax credit that may save you up to $1,000 for each eligible qualifying child. Be sure you qualify before you claim it. Here are five useful facts from the IRS on the Child Tax Credit:

For the Child Tax Credit, a qualifying child must pass several tests:

Age. The child must have been under age 17 at the end of 2015.

Relationship. The child must be your son, daughter, stepchild, foster child, brother, sister, stepbrother, stepsister, half brother, or half sister. The child may be a descendant of any of these individuals. A qualifying child could also include your grandchild, niece or nephew. You would always treat an adopted child as your own child. An adopted child includes a child lawfully placed with you for legal adoption.