Open an account with a broker, bank, or directly with TreasuryDirect
Choose whether to buy new-issue T-bills or secondary-market T-bills
If using TreasuryDirect, create an account and link your bank account
Log in and go to the Treasury bills purchase section
Select the T-bill maturity you want, such as 4, 8, 13, 17, 26, or 52 weeks
Enter the amount you want to buy
Submit your bid for a new issue or place your order for a secondary-market purchase
Fund the purchase from your linked bank account or brokerage cash balance
Wait for the auction results if buying a new issue
Review settlement details and confirm the purchase
Hold the T-bill until maturity or sell it before maturity if needed
Receive the full face value at maturity through your account