Virtual currency transactions, such as the purchase or sale of Bitcoin, are reportable transactions on your federal income tax returns, as a recent Internal Revenue Service (IRS) press release states. Failure to report digital currency transactions can lead to audit and possible penalty or interest assessments. The IRS has issued Notice 2014-21 (here) to provide guidance for taxpayers and tax return preparers regarding such transactions. To read the full IRS press release on this topic, click here.