Abstract: It is the central of the lost property's system that anybody who picks up the lost property acquires conditionally its ownership. But it has not been provided by our present civil legislations up to date. It is urgent for our government to prescribe the system of acquisition of ownership of the loss property whoever picks up the loss property, he must perform legal obligations and not take any illegal actions if he wants to get its ownership. And the same time the statutory period has expired and the losse...