If the non-introduction of the contractual term would only be applicable for liabilities that are senior to senior debt, in practice the waiver would only be applicable to preferred liabilities, However, impracticability occurs in relation also to liabilities that rank pari passu with or are lower than senior debt.
Če bi to, da pogodbeno določilo ni vključeno, veljalo le za obveznosti, ki so nadrejene prednostnemu dolgu, bi se omenjena opustitev v praksi uporabljala le za prednostne obveznosti. Vendar neizvedljivost obstaja tudi v zvezi z obveznostmi, ki so uvrščene pari passu s prednostnim dolgom ali so mu podrejene.