[ULPIANUS libro primo ad Sabinum. ] §18.1.2.prInter patrem et filium contrahi emptio non potest.
[ULPIANUS libro primo ad Sabinum.]\n\nA sale cannot be contracted between a father and a son.
non potest, sed de rebus castrensibus potest. §18.1.2.1Sine pretio nulla uenditio est: non autem pretii numeratio, sed conuentio perficit sine scriptis habitam emptionem.
It cannot, but in respect of military property it can.\n\nWithout a price there is no sale; however, it is not the payment of the price, but the agreement, that completes a sale contracted without writing.