Definitive Series I saving bonds are issued in denominations of $50, $75, $100, $200, $500, $1,000, and $5,000. These bonds are sold at par; that is, the purchase price is the same as the denomination (face value).
Code of Federal Regulations
[67 FR 64278, Oct. 17, 2002, as amended at 72 FR 67853, Dec. 3, 2007]