Gazprom (GAZP.RS) continues to adapt pricing conditions for European clients retroactively and has reserved almost $7 billion to do so in 2012, Russian business daily Vedomosti reported on Wednesday.

Among the clients is
Germany 's E.ON AG (EOAN.XE), which in written statement Tuesday said that Gazprom has agreed to a "retroactive adaptation of pricing conditions" for the period since the fourth quarter 2010.

It said the settlement is expected to boost its earnings before interest, taxes, depreciation and amortization, or Ebitda, in the first half 2012 by about 1 billion euros ($1.26 billion).