For online preparation, each return needs its own account. The desktop versions - full pc or MaC 64 bit operating system - allows preparing and e-filing up to 5 returns. Were mom and dad married at the end of the tax year? As to the 28-year-old he may be a qualifying relative of either mom or dad if mom and dad can not or do not file jointly
Qualifying Relative and eligible to be claimed as a dependent the rules are:
- Live in your household the entire year. Absences for medical treatment are ignored. If they did not then one of the relationship tests must be met. so how is he related to each of you? Note that the 28-year-old can not claim any dependents if mom or dad can claim him/her as a dependent.
- 28-year-olds gross income for 2023 is less than $4,700
- taxpayer (mom and dad if they are filing jointly) provides over ½ his/her support
- isn’t a qualifying child of another taxpayer
