Only you and your boyfriend can determine that, by preparing tax returns that test different combinations. There are too many different scenarios to give a single answer. (Be careful to only file the correct return at the end when you decide what to do.)
Some things to consider as you work through the situation.
It depends on both of your incomes, living arrangements, and the relationship you all have with one another. among other things. You can claim a child, relative, friend, or fiancé (etc.) as a dependent on your 2020 taxes as long as they meet the following requirements:
Qualifying child
Qualifying relative
When you add someone as a dependent, we'll ask a series of questions to make sure you can claim them. There may be other tax benefits you can get when you claim a dependent.
Related Information: