you can apply as a 3-person family and if you claim him as a dependent that's what you should do. if you don't claim him on your taxes he can apply on his own. based on his income he would qualify for medicaid.
our 24-year-old grad student lives at home and we provide most of his support. . he has a part-time job and will earn about $5 000 in 2014. can we apply for a subsidy as a 3-person household or does he have to apply on his own?