Correction of English version of Regulatory announcement no 127/2010 dated 29 July 2010 regarding estimations of selected financial and operating data for PKN ORLEN Group for the second quarter 2010

Polski Koncern Naftowy ORLEN S.A. (“Company”, “PKN ORLEN S.A.”) announces that in the English version of Regulatory announcement no 127/2010 dated 29 July 2010 regarding estimations of selected financial and operating data for PKN ORLEN Group for the second quarter 2010 a numerical error appeared:

There is:

Considering that effect of lower operating costs is estimated at ca. PLN 1.0 bn (y/y), the operating result according to LIFO for the second quarter 2010 will amount to ca. PLN 0.7 bn.

Should be:

Considering that effect of lower operating costs is estimated at ca. PLN 0.1 bn (y/y), the operating result according to LIFO for the second quarter 2010 will amount to ca. PLN 0.7 bn.