If you have lived apart from your spouse for over a year and you have a qualifying child, then you may qualify to file as head of household.
If you have lived apart from your spouse for over a year and you do not have a qualifying child, then you qualify to file as married filing separately or married filing jointly (if spouse agrees).
Please view the TurboTax FAQ below for more information about choosing a filing status.
https://ttlc.intuit.com/replies/4206137
