2018 Tax Rates Schedule X - Single

If taxable income is over

But not over

The tax is

$0

$9,525

10% of the taxable amount

$9,525

$38,700

$952.50 plus 12% of the excess over $9,525

$38,700

$82,500

$4,453.50 plus 22% of the excess over $38,700

$82,500

$157,500

$14,089.50 plus 24% of the excess over $82,500

$157,500

$200,000

$32,089.50 plus 32% of the excess over $157,500

$200,000

$500,000

$45,689.50 plus 35% of the excess over $200,000

Over $500,000

no limit

$150,689.50 plus 37% of the excess over $500,000

2018 Tax Rates Schedule Y-1 - Married Filing Jointly or Qualifying Widow(er)

If taxable income is over

But not over

The tax is

$0

$19,050

10% of the taxable amount

$19,050

$77,400

$1,905 plus 12% of the excess over $19,050

$77,400

$165,000

$8,907 plus 22% of the excess over $77,400

$165,000

$315,000

$28,179 plus 24% of the excess over $165,000

$315,000

$400,000

$64,179 plus 32% of the excess over $315,000

$400,000

$600,000

$91,379 plus 35% of the excess over $400,000

$600,000

no limit

$161,379 plus 37% of the excess over $600,000

2018 Tax Rates Schedule Y-2 - Married Filing Separately

If taxable income is over

But not over

The tax is

$0

$9,525

10% of the taxable amount

$9,525

$38,700

$952.50 plus 12% of the excess over $9,525

$38,700

$82,500

$4,453.50 plus 22% of the excess over $38,700

$82,500

$157,500

$14,089.50 plus 24% of the excess over $82,500

$157,500

$200,000

$32,089.50 plus 32% of the excess over $157,500

$200,000

$300,000

$45,689.50 plus 35% of the excess over $200,000

Over $300,000

no limit

$80,689.50 plus 37% of the excess over $300,000

2018 Tax Rates Schedule Z - Head of Household

If taxable income is over

But not over

The tax is

$0

$13,600

10% of the taxable amount

$13,600

$51,800

$1,360 plus 12% of the excess over $13,600

$51,800

$82,500

$5,944 plus 22% of the excess over $51,800

$82,500

$157,500

$12,698 plus 24% of the excess over $82,500

$157,500

$200,000

$30,698 plus 32% of the excess over $157,500

$200,000

$500,000

$44,298 plus 35% of the excess over $200,000

$500,000

no limit

$149,298 plus 37% of the excess over $500,000

2018 Tax Rates Estates & Trusts

If taxable income is over

But not over

The tax is

$0

$2,550

10% of the taxable income

$2,550

$9,150

$255 plus 24% of the excess over $2,550

$9,150

$12,500

$1,839 plus 35% of the excess over $9,150

$12,500

no limit

$3,011.50 plus 37% of the excess over $12,500

Social Security 2018 Tax Rates

Base Salary

$128,400

Social Security Tax Rate

6.2%

Maximum Social Security Tax

$7,960.80

Medicare Base Salary

unlimited

Medicare Tax Rate

1.45%

Additional Medicare 2018 Tax Rates

Additional Medicare Tax

0.9%

Filing status

Compensation over

Married filing jointly

$250,000

Married filing separate

$125,000

Single

$200,000

Head of household (with qualifying person)

$200,000

Qualifying widow(er) with dependent child

$200,000

Education 2018 Credit and Deduction Limits

American Opportunity Tax Credit (Hope)

$2,500

Lifetime Learning Credit

$2,000

Student Loan Interest Deduction

$2,500

Coverdell Education Savings Contribution

$2,000

Miscellaneous 2018 Tax Rates

Standard Deduction:

  • Married filing jointly or Qualifying Widow(er)

$24,000

  • Head of household

$18,000

  • Single or Married filing separately

$12,000

Business Equipment Expense Deduction

$1,000,000

Prior-year safe harbor for estimated taxes of higher-income

110% of your 2017 tax liability

Standard mileage rate for business driving

54.5 cents

Standard mileage rate for medical/moving driving

18 cents

Standard mileage rate for charitable driving

14 cents

Child Tax Credit

$2,000 per qualifying child

Maximum capital gains tax rate for taxpayers with adjusted net capital gain up to $77,200 for joint filers and surviving spouses, $51,700 for heads of household, $38,600 for single filers, $38,600 for married taxpayers filing separately, and $2,600 for estates and trusts

0%

Maximum capital gains tax rate for taxpayers with adjusted net capital gain over the amount subject to the 0% rate, and up to $479,000 for joint filers and surviving spouses, $452,400 for heads of household, $425,800 for single filers, $239,500 for married taxpayers filing separately, and $12,700 for estates and trusts

15%

Maximum capital gains tax rate for taxpayers with adjusted net capital gain over $479,000 for joint filers and surviving spouses, $452,400 for heads of household, $425,800 for single filers, $239,500 for married taxpayers filing separately, and $12,700 for estates and trusts

20%

Capital gains tax rate for unrecaptured Sec. 1250 gains

25%

Capital gains tax rate on collectibles and qualified small business stock

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 compensation up to $55,000

401(k) maximum employee contribution limit

$18,500 if under age 50
$24,500 if 50 or older

Self-employed health insurance deduction

100%

Estate tax exemption

$11,180,000

Annual Exclusion for Gifts

$15,000

Foreign Earned Income Exclusion

$104,100