Article 453. Consequences of modification and avoidance

1. In the event of modification of the contract, the obligations of the parties shall remain as modified. 2. Upon termination of the contract, the obligations of the parties shall cease unless otherwise provided for by law, contract or treaty. 3. In the event of modification or avoidance of the contract, the obligations shall be deemed to have been modified or terminated upon the conclusion of the agreement of the parties to the modification or termination. In the event of a modification or termination of the contract by a court, the obligations are deemed to have been modified or terminated from the moment of the commencement of the lawful contract. The effect of a court decision to modify or terminate the contract, unless the decision provides for a date from which the obligations are deemed to have been amended or terminated accordingly. is a court based on the substance of the contract and (or) the nature of the legal consequences of its modification, but cannot be prior to the date of occurrence of the circumstances giving rise to the modification or avoidance 4. The parties are not entitled to demand the return of what they have performed under an obligation prior to the time of modification or avoidance of the contract, unless otherwise established by agreement of the party to the contract. In the event that, prior to avoidance or modification of the contract, one of the parties, after having received performance from the other party, failed to perform its obligation or provided the other with the performance of the obligation under the contract, Non-equal performance, the rules on obligations arising out of unjustified enrichment (Chapter 60) apply to the relations of the parties, unless otherwise provided by law or by contract or pursuant to an agreement 5. If a fundamental breach of contract by one of the parties is the reason for the modification or avoidance of the contract, the other party is entitled to claim damages, President of the Russian Federation B. Yeltsin Moscow, Kremlin 30 November 1994 N 51-FZ