Operating leases
Leases as lessee – non-cancellable operating lease rentals are payable as follows:

	2006 £m	2005 £m
Within one year	78	82
Between one and five years	213	270
After five years	106	134
	397	486

Leases as lessor – non-cancellable operating lease rentals are receivable as follows:

	2006 £m	2005 £m
Within one year	8	14
Between one and five years	13	23
After five years	4	7
	25	44

The Group acts as lessee and lessor for both land and buildings and gas turbine engines, and acts as lessee for some plant and machinery.

• Sublease payments of £23m (2005 £16m) and sublease receipts of £11m (2005 £15m) were recognised in the income statement in the period.
• Purchase options exist on aero engines with the period to the purchase option date varying between 3-7 years.
• Escalation clauses exist on some leases and are linked to LIBOR.
• The total future minimum sublease payments expected to be made is £23m (2005 £16m) and sublease receipts expected to be received is £5m (2005 £2m).

Finance leases
Finance lease liabilities are payable as follows:

			2006				2005
	Payments £m	Interest £m	Principal £m		Payments £m	Interest £m	Principal £m
Within one year	9	2	7		10	2	8
Between one and five years	8	2	6		17	4	13
After five years	1	—	1		1	—	1
	18	4	14		28	6	22

There were no contingent rents recognised as an expense in the period (2005 £nil).

Future minimum sublease receipts of £nil (2005 £nil) are expected under non-cancellable subleases.