Deadlines & extensions
- Federal income tax deadlines for individuals
- Federal income tax deadlines for businesses
- An extension gives you more time to file, not to pay
- Payroll, sales tax and Florida business deadlines
- Closing a business: the federal and Florida steps
Estimated taxes
- Who needs to pay estimated taxes?
- Estimated tax due dates and how much to pay
- The underpayment penalty, and how to avoid it
Paying the IRS
- How to pay federal taxes
- Can't pay in full? Payment plans and your options
- How to confirm the IRS received your payment