16th Amendment Claim 16. Änderungsantrag 16th Amendment Claim Reclamación de la Decimosexta Enmienda Reclamo de la Decimosexta Enmienda Réclamation de 16ème amendement תביעת התיקון השישה-עשר 16वीं संशोधन दावा 16改正請求 Reivindicação da 16ª Emenda 第16修正案索赔 A 16th Amendment claim is a legal assertion related to the Sixteenth Amendment of the United States Constitution, which authorizes Congress to levy an income tax without apportioning it among the states or basing it on the United States Census. This amendment gives the federal government the power to tax individual and corporate incomes.