31 CFR § 363.42 - How will my interest income be reported for tax purposes?
When you open your TreasuryDirect ® account, you consent to receive the appropriate tax reporting forms by electronic means. We will notify you when your tax reporting forms are available. The form will be available in printable form through your TreasuryDirect account. If you withdraw your consent to receive tax reporting forms by electronic means, we reserve the right to redeem any savings bonds held in your account and close your account.