Peru is a signatory of the nuclear Non-Proliferation Treaty (NPT) and has signed and ratified the Comprehensive Test Ban Treaty (CTBT), being one of the 44 listed countries needed to sign and ratify for the CTBT to enter into force.

While Peru has no operational nuclear reactors it operates two research reactors and maintains an interest in obtaining nuclear power plants. In July 2006 Peru signed a nuclear cooperation agreement with Russia.

Peru is also a member of the Treaty for the Prohibition of Nuclear Weapons in Latin America and the Caribbean (the Tlatelolco Treaty).

Read the profile on Peru from the Model Nuclear Inventory (pdf), produced by the Reaching Critical Will project of the Women's International League for Peace and Freedom.