The proceeds from the bonds taken up by the market are passed on to the 24 Swiss cantonal banks in the form of loans. The cantonal banks not only hold the Pfandbriefzentrale's entire share capital but are also the sole borrowers. 21 cantonal banks also have an unlimited state guarantee from their canton for their commitments. All the cantonal banks have a good or very good credit rating.
The composition of the mortgage-covered loan book is as follows (amounts in CHF million):