AARP Tax-Aide volunteers are at the Katonah Village Library during tax season. Call 762-4791 for details. The Internal Revenue Service has various help lines: federal tax information, 800-829-1040; Tele-Tax (recorded tax information), 800-829-4477; Problem Resolution Office, 800-829-1040; or the Hearing Impaired TV/Tele-TTY, 800-829-4059. Visit the IRS Web site at irs.gov.