Article 744. Modification of technical documentation

1. The applicant shall be entitled to modify the technical documentation provided that the additional cost involved does not exceed 10 per cent of the total cost indicated in the estimate. 2. Changes in the technical documentation to the greater extent of the amount specified in paragraph 1 of the present article 3. The contractor is entitled to request, in accordance with article 450 of the present Code, a revision of the estimates, if it is independent of the contractor ' s control. 4. The contractor is entitled to claim the reasonable costs incurred by the contractor in establishing and remedying defects in the contract. Technical documentation.