The estimated value of the loan contract is 303,000 marka, tax excluded, the company said in a tender posted on Bosnia's e-Procurement portal earlier this week.
The deadline for submitting offers is June 4.
The government of Bosnia's Federation entity owns a 69.5% stake in Banovici, according to the most recent data published by the Sarajevo Stock Exchange.
The Federation is one of two autonomous entities forming Bosnia and Herzegovina. The other one is the Serb Republic.
(1 euro = 1.956 marka)