For the securities lending program, B3 acts as service manager and the central counterparty of all operation, taking in instance a set of risk control criteria’s and rules for the well-functioning of the market.
The securities lending are ruled by the registration of a loan agreement set through a voluntary loan between a borrower and a lender which regulates the mutual promises made by each party or a compulsory loan triggered under exceptional circumstances by B3 for a borrowers that still have to count on the willingness of an available lender.