United States
Internal Revenue Service PDF Forms
Federal tax returns, withholding certificates, and employer payroll tax forms.
Form 1040
Form 1040 — U.S. Individual Income Tax Return
Form 1040 is used by U.S. taxpayers to file an annual individual income tax return with the Internal Revenue Service.
Form W-4
Form W-4 — Employee's Withholding Certificate
Form W-4 tells an employer how much federal income tax to withhold from an employee's paycheck.
Form 941
Form 941 — Employer's Quarterly Federal Tax Return
Form 941 is used by employers to report income taxes, Social Security tax, and Medicare tax withheld from employee wages.