Article 429.1: Framework contract
1. A framework contract (open contract) is recognized as a contract that defines the general terms and conditions of the parties ' contractual relationship that may be specified and specified by the parties. 2. To the relations of the parties which are not settled by separate agreements, to the submission of applications by one of the parties or otherwise pursuant to or pursuant to a framework contract. the general terms and conditions contained in the framework contract, unless otherwise specified in the individual treaties or implied and On the substance of the obligation.