Tax family.
For purposes of the PTC and Form 8962, your tax family consists of the following individuals.
You, if you file a tax return for the year and you can’t be claimed as a dependent on someone else’s 2018 tax return.
Your spouse if filing jointly and he or she can’t be claimed as a dependent on someone else’s 2018 tax return.
Your dependents whom you claim on your 2018 tax return.