 That's five years. Then tell them I told you to call and get an additional $250 off your project. For the last windows you'll ever need, go to uwd.com. And like me, you'll be saying, I love my windows. Dan owed an unbelievable amount of money to the IRS. I got behind on my taxes. It's a horrible feeling. He was in denial. And when I got those letters from the IRS, he wanted to act like they didn't exist.