2018 Tax Rates - Single Taxpayers - Standard Deduction $12,000 | 2017 Rates |
| 10% | 0 to $9,525 | 12% | $9,525 to $38,700 | 22% | $38,700 to $82,500 | 24% | $82,500 to $157,500 | 32% | $157,500 to $200,000 | 35% | $200,000 to $500,000 | 37% | Over $500,000 | 2018 Tax Rates - Married Jointly & Surviving Spouses - Standard Deduction $24,000 | 10% | 0 to $19,050 | 12% | $19,050 to $77,400 | 22% | $77,400 to $165,000 | 24% | $165,000 to $315,000 | 32% | $315,000 to $400,000 | 35% | $400,000 to $600,000 | 37% | Over $600,000 | 2018 Tax Rates - Married Filing Separately - Standard Deduction $12,000 | 10% | 0 to $9,525 | 12% | $9,525 to $38,700 | 22% | $38,700 to $82,500 | 24% | $82,500 to $157,500 | 32% | $157,500 to $200,000 | 35% | $200,000 to $300,000 | 37% | Over $300,000 | 2018 Tax Rates - Head of Household - Standard Deduction $18,000 | 10% | 0 to $13,600 | 12% | $13,600 to $51,800 | 22% | $51,800 to $82,500 | 24% | $82,500 to $157,500 | 32% | $157,500 to $200,000 | 35% | $200,000 to $500,000 | 37% | Over $500,000 | 2018 Tax Rates - Estates & Trusts | 10% | 0 to $2,550 | 24% | $2,550 to $9,150 | 35% | $9,150 to $12,500 | 37% | Over $12,500 |
Social Security | 2018 Tax Rates | Social Security Tax Rate: Employers | 6.2% | Social Security Tax Rate: Employees | 6.2% | Social Security Tax Rate: Self-Employed | 15.3% | Maximum Taxable Earnings | $128,400 | Medicare Base Salary | Unlimited | Medicare Tax Rate: Employers | 1.45% | Medicare Tax Rate: Employees | 1.45% | Additional Medicare Tax for income above $200,000 (single filers) or $250,000 (joint filers) | 0.9% | Medicare tax on net investment income ($200,000 single filers, $250,000 joint filers) | 3.8% |
Miscellaneous | 2018 Tax Rates | Business expensing limit: Cap on equipment purchases | $2,500,000 | Business expensing limit: New and Used Equipment and Software | $1,000,000 | Prior-year safe harbor for estimated taxes of higher-income | 110% of your 2018 tax liability | Standard mileage rate for business driving | 54.5 cents | Standard mileage rate for medical driving | 18 cents | Standard mileage rate for moving driving - Members of the Armed Forces on active duty who move because of a permanent change of station | 18 cents | Standard mileage rate for charitable driving | 14 cents | Child Tax Credit | $2,000 | Unearned income maximum for children under 19 before kiddie tax applies | $1,050 | Maximum capital gains tax rate for taxpayers with income up to $38,600 for single filers, $77,200 for married filing jointly | 0% | Maximum capital gains tax rate for taxpayers with income above $38,600 for single filers, $77,200 for married filing jointly | 15% | Maximum capital gains tax rate for taxpayers with income above $425,800 for single filers, $479,000 for married filing jointly | 20% | Capital gains tax rate for unrecaptured Sec. 1250 gains | 25% | Capital gains tax rate on collectibles | 28% | Maximum contribution for Traditional/Roth IRA | $5,500 if under age 50
$6,500 if 50 or older | Maximum employee contribution to SIMPLE IRA | $12,500 if under age 50
$15,500 if 50 or older | Maximum Contribution to SEP IRA | 25% of eligible compensation
up to $55,000 | 401(k) maximum employee contribution limit | $18,500 if under age 50
$24,500 if 50 or older | Estate tax exemption | $11,180,000 | Annual Exclusion for Gifts | $15,000 |
Education | 2018 Tax Rates | American Opportunity Credit (Hope) | $2,500 | Lifetime Learning Credit | $2,000 | Student Loan Interest Deduction | $2,500 | Coverdell Education Savings Contribution | $2,000 |
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