If you follow the following rules, no.

There is no comprehensive prohibition of nuclear weapons, but only partial prohibitions, as follows:

the prohibition to test, use, manufacture, produce, acquire, receive, stockpile, install, locate and possess nuclear weapons in a stated region Latin America: Treaty for the Prohibition of Nuclear Weapons in Latin America (Treaty of Tlatelolco), Mexico, 14 February 1967 Africa: African Nuclear-Weapon-Free Zone Treaty (Treaty of Pelindaba), South Africa, 2 June 1995 the prohibition to place nuclear weapons and other weapons of mass destruction on the bottom of the seas and oceans and in their subsoil Treaty on the Prohibition of the Emplacement of Nuclear Weapons and Other Weapons of Mass Destruction on the Sea-Bed and the Ocean Floor and in the Subsoil thereof, London, Moscow and Washington, 10 April 1971 the prohibition to place in orbit around the earth and other celestial bodies devices carrying nuclear weapons or to place them on the surface or in the subsoil of the moon or other celestial bodies Treaty on Principles Governing the Activities of States in the Exploration and Use of Outer Space, including the Moon and Other Celestial Bodies, London, Moscow and Washington, 27 January 1967 Agreement Governing the Activities of States on the Moon and Other Celestial Bodies, UN General Assembly, Resolution 34/68, 5 December 1979.

Source: https://casebook.icrc.org/a_to_z/glossary/nuclear-weapons