Как будет failure to perform or defective performance на русском? (Словарь 2026 г.)
failure to perform or defective performance
1. неисполнение или ненадлежащее исполнение (согласно статье 7.1.1 Принципов УНИДРУА “non-performance” is defined so as to include all forms of defective performance as well as complete failure to perform)