The bourse admitted to trading 3,450 government securities with a par value of 10,000 marka each issued on December 21, it said in a statement on Wednesday.
The T-bills, which will mature on June 20, 2023, are due to start trading on the BLSE on December 22.
The Serb Republic is one of two autonomous entities that form Bosnia and Herzegovina. The other one is the Federation.
(1 euro = 1.95583 marka)