Home › USC › Title 26 › Chapter 2426 U.S.C. Chapter 24 — COLLECTION OF INCOME TAX AT SOURCE ON WAGES§ 3401— Definitions§ 3402— Income tax collected at source§ 3403— Liability for tax§ 3404— Return and payment by governmental employer§ 3405— Special rules for pensions, annuities, and certain other deferred income§ 3406— Backup withholding