When do I need to pay taxes owed?

Your federal income tax amount that was owed for the tax year 2009 income tax return was due April 15 2010. After the April 15 2010 due date the amount owed is now past due and the amount is increasing with the late payment charges that are being added to the past due amount. If you owe any state income tax the state due date may be a different date you could find this information at your state tax department web site.