Article 452. Procedure for amendment and termination of the contract.
1. An agreement to amend or terminate a contract is made in the same form as the contract, unless otherwise provided by law, other legal acts, contract or business practice. 2. The requirement to amend or terminate the contract may be filed by the party to the court only after receipt of the refusal of the other party to the proposal to amend or terminate the contract or not receive a response within the time specified in the proposal or established by law or contract, and if there is no, within thirty days .
Links to other articles of chapter 29. Amendment and termination of an agreement: