Generally, you can claim your parent if they didn't have more than $4,050 in gross income (excluding nontaxable social security benefits) and you provided more than half of their support. Your parent doesn't have to live with you.
Tax exempt income. In figuring a person's total
support, include tax-exempt income, savings,
and borrowed amounts used to support
that person. Tax-exempt income includes certain
social security benefits, welfare benefits,
nontaxable life insurance proceeds, Armed
Forces family allotments, nontaxable pensions,
and tax-exempt interest.
See the screenshot below of the IRS Worksheet for Determining Support.Related Information: