What Is The Federal Tax In Maryland?

Federal tax varies. Depends on your marital status (single, married, head of the household, widower-or), if you have any exemptions and how much money you are making. (More you make more taxes you have to pay)
Look into:2007 Federal Tax Rate Schedule. And also see your W4 form iF you checked that you were single of married with 0 exp or 1 that's how you will be taxed for Federal Taxes & State as well.
FICA ( SS +Med) is 7.65 %

Federal Income Tax is based on your taxable income. Taxable income is all of your income minus adjustments and deductions.

For a single taxpayer, the tax rate in 2007 is:

Taxable income $100,000 but not over
$160,850 $ × 28%- $ 5,889.25 $

Over $160,850 but not over
$349,700 $ × 33%- $ 13,931.75 $

Over $349,700 $ × 35%- $ 20,925.75 $

For a married taxpayers filing a joint return, the 2007 tax rate is

At least $100,000 but not over
$128,500 $ × 25% - $ 7,152.50

Over $128,500 but not over
$195,850 $ × 28% - $ 11,007.50 $

Over $195,850 but not over
$349,700 $ × 33% -$ 20,800.00 $

Over $349,700 $ × 35%- $ 27,794.00

Taxable income under $100,000 is taxed at 15%.