U.S. Code of Federal Regulations
Regulations most recently checked for updates: Aug 28, 2025
Bonds with issue dates from January 1, 1980, through May 1, 1995 have an original maturity period and two extended maturity periods, as shown by the following table:
| Issue dates—1st day of | Original term
(in years) | First extended term
(in years) | Second extended term
(in years) | Final maturity dates |
|---|---|---|---|---|
| Jan. 1980-Oct. 1980 | 11 | 10 | 9 | Jan. 2010-Oct. 2010. |
| Nov. 1980-Apr. 1981 | 9 | 10 | 11 | Nov. 2010-Apr. 2011. |
| May 1981-Oct. 1982 | 8 | 10 | 12 | May 2011-Oct. 2012. |
| Nov. 1982-Oct. 1986 | 10 | 10 | 10 | Nov. 2012-Oct. 2016. |
| Nov. 1986-Feb. 1993 | 12 | 10 | 8 | Nov. 2016-Feb. 2023. |
| Mar. 1993-Apr. 1995 | 18 | 10 | 2 | Mar. 2023-Apr. 2025. |
