The treaty also provided that Ferdinand and Isabella would pay a large dowry for their daughter and that the princess would reside in Portugal as a guarantee that her parents would abide by the treaty terms.
Perjanjian itu juga menetapkan bahwa Ferrando dan Isabel akan membayar mas kawin besar untuk putri mereka dan bahwa sang putri akan tinggal di Portugal sebagai jaminan bahwa orangtuanya akan mematuhi perjanjian itu.