Buying US Treasury Bills (T-Bills) Guide
The safest short-term government debt security analyzed in detail.
1. Introduction to the Concept and Fundamentals
US Treasury bills (T-Bills) are short-term government debt securities issued by the US Department of the Treasury with maturities ranging from a few days to 52 weeks.
T-Bills are considered one of the safest investments in the world, backed by the full faith and credit of the US government. They offer competitive yields that reflect interest rates and are exempt from state and local income taxes, making them ideal for parking cash safely.
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2. Detailed Analysis and Market Data
To apply this concept with complete safety, it is essential to analyze the historical performance and data of the different options available. A detailed comparison is summarized below:
| T-Bill Maturity | Minimum Investment | State/Local Tax Status | Yield Profile |
|---|---|---|---|
| 4-Week Bill | $100 minimum | 100% Tax-Exempt | Tracks short-term interest rates closely |
| 13-Week Bill (3 Months) | $100 minimum | 100% Tax-Exempt | Excellent short-term cash option |
| 26-Week Bill (6 Months) | $100 minimum | 100% Tax-Exempt | Secures yield for half a year |
| 52-Week Bill (1 Year) | $100 minimum | 100% Tax-Exempt | Locks in rate for a full calendar year |
⚠️ Professional Warning
When buying T-Bills on TreasuryDirect, you must hold the security until maturity. If you want the flexibility to sell before maturity, purchase them through a traditional brokerage account instead.
3. Practical Application and Financial Context
In the US, T-Bills can be purchased directly from the government via TreasuryDirect.gov or through most online brokerage accounts, where they can be sold before maturity on the secondary market.
The key steps you should follow to implement this strategy efficiently in your personal planning are listed below:
- Step: Open an account on the official TreasuryDirect website.
- Step: Link your bank account to fund your purchases.
- Step: Select the T-Bill maturity you want to buy (e.g., 4-week, 13-week, or 26-week bills).
- Step: Purchase T-Bills at a discount (you pay less than face value, and receive face value at maturity).
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Frequently Asked Questions (FAQ)
What does buying "at a discount" mean?
It means if you buy a $1,000 T-Bill for $970, you pay $970 today, and the government pays you the full $1,000 at maturity. The $30 difference is your interest earned.
Are T-Bill interest payments taxed?
Yes. Interest earned on US Treasuries is subject to federal income tax, but it is entirely exempt from state and local income taxes, which is a major benefit in high-tax states.