Lothian Mortgages Master Issuer Plc (2007-1)

The second issue off the Lothian Master Issuance programme comes some 18mnths after the first issue
.... into a totally different market environment. Including this transaction, at the issue date the size of the
Mortgages Trust is expected tio be Stg£5.3bln

At closing, the pool will consist of 56,212 mortgage loans. Of these, the majority (82.73% 45,205) are
secured on freehold property. A further 7.08% (5,421) are on heritable properties (the Scots equivalent
of freehold), and the balance are secured on leasehold properties. All of the mortgages were originated
by the seller at least 5 months before the Issue Date. 52% of the pool are at variable rates of interest, with
the balance at fixed rates.

The average current balance is Stg£96,205, with an average current LTV of 47.2%. WA seasoning is 44
mnths. The four main regional concentrations (by outstanding current balance) are: South East 24.83%,
East 13.26%, South West 12.24%, and London 10.99%.


Compare/contrast: Lothian Master 2006-1, Aire Valley Mortgages 2007-2 plc, Auburn Securities 6 plc
Lothian Mortgages Master Issuer Plc (2006-1)Aire Valley Mortgages 2007-2 plcAuburn Securities 6 plc