The Central Bank of Bougainville offers three investment Portfolio's to the public, Banks and other Financial Institutions. These are Government Treasury Bills, Central Bank Bills and Government Inscribed Stock.
An announcement is made for each Auction with information about the details of terms, amounts of bills offered and the closing date for bids. The advice or Invitation to Bid is usually faxed out on Tuesdays, with the Auction taking place on Wednesday, opening at 9:00am and closing at 11:00am. The total maturity for the week and average rates for the previous week's auction are also provided to the invitee.