I) Inflation adjusted treasury bonds:
These types of bonds are characterized by having maturity periods, which are the longest. The maturity period of inflation adjusted treasury bonds range between 10 years and 30 years. One can avail of coupon payment at intervals of six months.
II) Treasury Bills or T bills:
The maturity time of treasury bills is one year or less than a year. In case of treasury bills, the interest is not paid before the bill matures. Treasury bills are considered to be very safe and do not involve much risk.
III) Treasury notes:
Treasury notes are also known as T notes. The maturity time ranges between 2 years to 10 years. Maturity time of 2 years, 5 years, 10 years, have denominations ranging from USD$1,000- USD$1,000,000. Coupon payment at intervals of 6 months is available.
IV) TIPS or Treasury inflation protected securities:
TIPS are inflation-indexed bonds. These bonds are issued by the United States treasury. In these types of bonds, adjustment of the principal amount is made according to the CPI or consumer price index. TIPS, usually gives a different interest amount, when it is multiplied by the principal, which is inflation adjusted. However, there is constancy in the coupon rate. Term of the bond ranges between 5years to 20 years.