Estimez votre facture d'impôt sur le revenu fédéral américain. À des fins éducatives — consultez toujours un professionnel.
The United States uses a progressive tax system — meaning you pay different rates on different portions of your income. You only pay the higher rate on income above each threshold, not on your entire income. This means your marginal rate (the rate on your last dollar) is almost always higher than your taux effectif (what you actually pay on average).
Most taxpayers take the standard deduction because it's simpler and often larger than itemized deductions. Itemizing makes sense if your deductible expenses (mortgage interest, charitable donations, state taxes, etc.) exceed the standard deduction amount for your filing status.
Cette calculatrice estime uniquement l'impôt fédéral sur le revenu et est à des fins éducatives. Ce n'est pas un conseil fiscal.