| Russian | English |
| в условиях, которые существенно отличаются от прежних | under markedly different conditions |
| нарушение существенного условия | fundamental breach (Alexander Demidov) |
| срок является существенным условием | time shall be of the essence (A contractual term requiring performance within a specified time. In Blackstock, Justice adopted these words: "The general rule, where time is made of the essence of a contract in relation to the sale of the land, is that default in performance by one party entitles the other, in the absence of an estoppel, or a waiver of the default or an acquiescence in such default, to cancel or determine the contract and to resist its specific performance. "But time can only be insisted upon as of the essence of the agreement by a litigant who has shown himself ready, desirous, prompt and eager to fulfill his agreement; has not been himself in default or the cause of the delay; and has not waived his right by subsequently recognizing the contract as subsisting." | Time shall be of the essence as regards the performance by the Supplier of its obligations under this Contract. – АД  duhaime.org) |
| существенное условие | material provision (договора vasvas) |
| существенное условие | fundamental term (договора. The terms of a contract can be divided into fundamental terms (sometimes referred to as conditions in the UK) and warranties, which are minor terms. Breach of a fundamental term permits the innocent party to terminate the contract, while breach of a warranty does not justify termination but may entitle the innocent party to claim damages. LE2. ... three options available to an employee when an employer attempts to make a unilateral amendment to a fundamental term for contracted employment. Alexander Demidov) |
| существенное условие | key term (Alexander Demidov) |
| существенные условия | material terms (max UK hits (for "material terms of the contract") – АД) |
| существенные условия | fundamental terms (A term in a contract that is of such importance to the contract that to omit it would make the contract useless. Fundamental terms cannot be exempted from a contract, whereas lesser terms, known as conditions and warranty, can be exempted by mutual consent. OB&M Alexander Demidov) |
| существенные условия | essential terms (AD evva) |
| существенные условия | conditions (A term of a contract which is of such vital importance that it goes to the root of the transaction; essentially it is a major term of the contract. Breach of a condition gives rise to the claimant's right to terminate the contract (treat the contract as discharged) and claim damages for any loss. PLG. an essential or material contract term: As they've breached a condition, you'll be able to terminate the contract and sue for damages. TED Alexander Demidov) |
| существенные условия | essential conditions (ABelonogov) |
| существенные условия | essence (of the contract Alexander Demidov) |
| существенные условия договора | essential elements (AD Alexander Demidov) |
| существенные условия договора | essential terms of the contract (ABelonogov) |
| существенные условия сделки | term sheet (A term sheet is a bullet-point document outlining the material terms and conditions of a business agreement. After a term sheet has been "executed", it guides legal counsel in the preparation of a proposed "final agreement". It then guides, but is not necessarily binding, as the signatories negotiate, usually with legal counsel, the final terms of their agreement. A term sheet implies the conditions of a business transaction, as proposed by a party. It may be either binding or non-binding. WK Alexander Demidov) |
| существенные условия труда | key employment terms (Alexander Demidov) |
| является существенным условием договора | is of the essence (4uzhoj) |
| являться существенным условием | be of the essence (kee46) |
