The Treasury Department said Thursday it will auction $42 billion 91-day bills and $36 billion 182-day discount bills Monday.
The 91s settle Sept. 21, and are due Dec. 21, and the 182s settle Sept. 21, and are due March 22, 2018.
Currently, there are $33.000 billion 91-days outstanding and no 182s.
Treasury also said it will auction $11 billion 9-year 10-month 3/8% inflation-protected notes on Sept. 21.
The notes are due July 15, 2027.