9 Administration and general expenses
| 2007 | 2006 | 2005 | ||||||||||||
| £m | £m | £m | ||||||||||||
| Administrative expenses | 3,978 | 3,980 | 3,443 | |||||||||||
| Impairment charges | ||||||||||||||
| – property and equipment (Note 23) | 2 | 14 | – | |||||||||||
| – intangible assets (Note 22) | 14 | 7 | 9 | |||||||||||
| Operating lease rentals | 414 | 345 | 316 | |||||||||||
| Gain on property disposals | (267) | (432) | – | |||||||||||
| Administration and general expenses | 4,141 | 3,914 | 3,768 | |||||||||||
Auditors' remuneration
| 2007 | ||||||||||||||||
| Audit | Taxation | Other | ||||||||||||||
| Audit | related | services | services | Total | ||||||||||||
| £m | £m | £m | £m | £m | ||||||||||||
| Audit of the Group’s annual accounts | 7 | – | – | – | 7 | |||||||||||
| Other services: | ||||||||||||||||
| Fees payable for the audit of the Company’s associates pursuant to legislation | 12 | – | – | – | 12 | |||||||||||
| Other services supplied pursuant to such legislation | 6 | 2 | – | – | 8 | |||||||||||
| Other services relating to taxation | – | – | 8 | – | 8 | |||||||||||
| Services relating to corporate finance transactions entered into or proposed | ||||||||||||||||
| to be entered into by or on behalf of the Company or any of its associates | – | – | – | 5 | 5 | |||||||||||
| Other | – | 2 | – | 2 | 4 | |||||||||||
| Total auditors’ remuneration | 25 | 4 | 8 | 7 | 44 | |||||||||||