The IRS held $1 billion in unclaimed refunds for many who didn’t file tax returns in 2011 alone. Errors can delay your refund, enhance tax invoice or give again smaller refund. Kiplinger describes 9 pricey errors taxpayers make so you possibly can well keep away from. they embody having an excessive amount of tax withheld, lacking deadline to file, making widespread math errors, utilizing the mistaken filling standing, coming into the mistaken checking account for direct deposit, and failing to report all incomes. (kiplinger.com)