notes to the financial statements for the year ended 30 June 2001 Credit facilities are provided as part of the overall debt funding structure and comprise an Infrastructure Loan facility, an Infrastructure Note facility and a Land Transport Notes facility. Details of each facility are as follows:- $795 million facility certified by the Development Allowance Authority to qualify for concessional tax treatment under Division 16L of the Income Tax Legislation. The loan is secured by cash collateral equal to the amount of the loan which is set off against the loan liability. The principal of the Infrastructure Loan facility will be repaid from the cash collateral during the nine years from 4 March 1996. The facility was fully drawn as at 30 June 2001. $454.09 million facility certified by the Development Allowance Authority to qualify for concessional tax treatment under the Income Tax Legislation. The loan is secured by cash collateral equal to the amount of the loan. The facility was fully drawn as at 30 June 2001. $94.5 million facility is subject to an Infrastructure Borrowing Taxation Offset Agreement with the Federal Department of transport and Regional Services. The Noteholders qualify for an income tax rebate on interest received. The facility was fully drawn as at 30 June 2001. Details of the utilisation of borrowing facilities are as follows: -  c) Land Transport Notes b) Infrastructure Note Facility a) Infrastructure Loan Facility Financing Arrangements and Credit Facilities Infrastructure Facilities 2001 $’000 Available facilities 1,343,549 Amount utilised  (1,343,549) Amount unutilised  - 2000 $’000 Available facilities 1,343,549 Amount utilised  (1,343,549) Amount unutilised  - 47