Do you have a qualified dependent living with you in 2018? Did you live with your spouse in the same household at any time during the last six months of 2018?
Questions asked to determine if you could file as Head of Household where the spouse is not reported on your tax return.
If you are legally married and do not have a qualified person as a dependent then you can only file as Married Filing Separately if your spouse does not have a SSN or an ITIN and you are not applying for an ITIN with your tax return,
