This Section reserves the control of weapons of mass destruction.
There are three existing enactments dealing with matters covered by this reservation: the Biological Weapons Act 1974, which prohibits the development, production, acquisition and possession of certain biological agents and toxins and of biological weapons; the Chemical Weapons Act 1996, which is concerned with the control of chemical weapons and certain toxic chemicals; and the Nuclear Explosions (Prohibition and Inspections) Act 1998. Certain matters relating to firearms are also reserved.
This reserves the control of nuclear, biological, chemical and any other weapon of mass destruction, as distinct from other weapons, such as firearms.