This excerpt taken from the PNC 8-K filed Dec 2, 2008.
Securities and other investments totaling $102 million at December 31, 2007 were restricted for use in certain nonqualified benefit plans. The borrowed funds from subsidiaries balance includes the junior subordinated debt securities payable to the wholly owned subsidiary trusts (the trusts). The holding company continues to guarantee the capital securities issued by the trusts, which totaled $1.9 billion at December 31, 2007. The holding company also guarantees commercial paper issued by its subsidiary National City Credit Corporation, which borrowings totaled $1.2 billion at December 31, 2007. Additionally, the holding company guarantees certain financial and indemnification obligations of National City Bank under its membership with Visa® and Mastercard® . As of December 31, 2007, the holding company had recognized a $292 million liability related to Visa matters discussed in Note 22.