Yes. Many of them even release a copy of their return for public viewing.
If I retire and my income is $4500. a month, how much federal income tax will I pay?
what do large US corporations pay in Federal income tax
If you have taxable income, yes.
Yes, they pay income taxes, as does every other wage earner in the United States.
They don't have to pay federal income taxes.
You have to pay federal taxes on your income, typically through withholding from your paycheck or by making estimated payments throughout the year.
No.
You would pay taxes on Unrelated Business Income.
The total amount you will pay in federal taxes depends on your income, deductions, and tax rate. It is calculated based on a percentage of your income and can vary each year.
The Federal government is the level of government we pay income taxes to.
Federal senators and congressmen pay Social Security taxes like anyone else.
No, it is a debt not income.