The regulation applies to embryo-splitting but not the nuclear cell transfer. France, Greece and the Netherlands have signed the Convention on Human Rights and Biomedicine as well as the additional protocol. In France both treaties have to be ratified. In Greece the Convention is already ratified. The law for the protocol is being prepared.
Human cloning is a technique violating human dignity protected by the Constitution.
Under this aspect a limitation of the liberty of search is possible. In the Netherlands a law is being prepared prohibiting human cloning. In the United States until now, there is no law regulating human cloning or prohibiting it. The American president asked the National Bioethics Advisory Commission on 24.02.1997 to examine the legal and ethical aspects of the use of the new cloning methods. The Commission only examined the method of nuclear cell transfer and reported that at moment neither in private area nor in public area, that means in research or in medicine, it is justifiable to reproduce a child by nuclear cell transfer.