There are 2 types of people that qualify as dependents: Children & Relatives. The things that must be met to qualify (tests) as either are specific, but fairly easy - and too lenghty to abbrieviate here: See page 11 of this: http://www.irs.gov/pub/irs-pdf/p15a.pdf
Unless you totally support her and she is your dependent you can't claim her on your taxes.
I would yes
If they aren't a qualified child or a qualified relative, as defined, you can't claim them.
You are not eligible to claim yourself as a dependent on your federal taxes -- ever. However, you are allowed to claim a personal exemption for yourself if and only if no one else can claim you as a dependent, whether or not they actually claim you.
No
Unless you totally support her and she is your dependent you can't claim her on your taxes.
I would yes
If they aren't a qualified child or a qualified relative, as defined, you can't claim them.
You can claim them if you provided for the person the year you want to claim him or her.
You are not eligible to claim yourself as a dependent on your federal taxes -- ever. However, you are allowed to claim a personal exemption for yourself if and only if no one else can claim you as a dependent, whether or not they actually claim you.
Less
No
if you still live with your parents then no. they can claim you on their taxes as a dependent and that makes you a minor. if you want to become an adult, get yourself emancipated
well evil is evil
No, sorry. You can only claim someone related to you as a dependent.
Of course, they must be a "qualified relative" before you can even hope to claim them. It depends on your specific tax situation, but each dependent is worth +/- $750 of additional refund.
Must be US citizen