| Subject | English | Russian |
| EBRD | underlying contract | базовый договор (вк) |
| EBRD | underlying contract | рамочный договор (вк) |
| bank. | underlying contract | основной договор (Rslan) |
| fin. | underlying contract | основополагающий контракт (Шакиров) |
| insur. | underlying insurance contract | первичный договор страхования (Spanish case law on reinsurance is scarce and the existing case law focuses mainly on the legal autonomy between the underlying insurance contract and the reinsurance contract from the perspective of the insured, who has no right of action or claim against the reinsurer.  thelawreviews.co.uk rafail) |