Filing Requirements
According to the Filing Status, Age and Gross income the limits for filing or not filing are:
Single under 65 $12,550.
65 or older $14,250.
Married filing jointly under 65 (both spouses) $25,100.
65 or older (one spouse) $26,450.
65 or older (both spouses) $27,800.
Married filing separately any age $5.
Head of Household under 65 $18,800.
65 or older $20,500.
Qualifying widow(er) under 65 $25,100.
65 or older $26,450.