Аудиторское заключение

EXPLANATIONS
to the accounting (financial) statements of
JSC “INTER RAO UES” for the year 2012
Financial investments for which current market value can be determined in accordance with
established procedure are accounted in the accounting (financial) statements at the end of the year of
report at their current market value. The difference between evaluation of financial investments at their
current market value on the date of report and previous evaluation of financial investments is classified
as financial results in the structure of other profits and expenses. Such revaluation is done once a year,
while drawing up the annual accounting (financial) statements.
Financial investments for which no current market value is determined are reflected in the accounting
balance-sheet as of the end of the year of report at their book (balance-sheet) value minus provision for
depreciation of financial investments, created for assets for which there are conditions of stable
considerable depreciation as of the date of report.
Provision for depreciation of financial investments is created once a year, based on the inventory
results as of December 31 of the year of report. Upon determining the amount of provision, the
Company based on available information determines the estimated cost of financial investments with
the signs of stable depreciation, and creates a provision for depreciation of financial investments for a
sum of excess of book (balance-sheet) value of these investments over their estimated cost. In respect
of loans issued to third parties, the Company forms a provision for depreciation proceeding from the
following principles:
Period of delay in payment, months Provision, %
Over 36 months 100
From 30 to 36 months 75
From 24 to 30 months 50
From 18 to 24 months 25
From 12 to 18 months 10
From 6 to 12 months 5
Less than 6 months
No provision is formed
The total amount of the provision formed is attributed to other costs.
Accounting of REPO transactions is carried out according to the procedure similar to accounting of
loans provided. Income from REPO transactions is determined as the difference between the prices of
25