The Internal Revenue Service has extended its call service hours to include Saturday, April 15, from 9:00 a.m. to 5:00 p.m. The toll-free number is 800-829-1040.
Federal tax returns are due on Tuesday, April 18, this year.
The normal April 15 due date is pushed back since it falls on a weekend and Monday is a holiday in the District of Columbia.
More information about filing taxes, finding adjusted gross income and refund status may be found at IRS.gov.