To see if you need to file, check the chart below based on your filing status, age, and gross income amount.
Also you need to file if you had at least $400 in net earnings from self-employment (income minus expenses) or you had marketplace health insurance and received advanced payments for the premium tax credit.
If you're somebody's dependent the rules are a little different.
|Filing Status||Age at December 31, 2018||Must file if gross income is|
|Single||Under 65||at least $12,000|
|65 or over||at least $13,600|
|Married Filing Jointly||Both spouses under 65||at least $24,000|
|Both spouses 65 or over||at least $26,600|
|One spouse under 65||at least $25,300|
|Married Filing Separately||N/A||at least $5|
|Head of Household||Under 65||at least $18,000|
|65 or over||at least $19,600|
|Qualifying Widow(er)||Under 65||at least $24,000|
|65 or over||at least $25,300|