Kingdom of Tonga National Compliance Action Plan for the Phasing out of Ozone Depleting Substances (ODS)

The Kingdom of Tonga ratified the 1985 Vienna Convention for Protection of the Ozone Layer and the 1987 Montreal Protocol on Substances that Deplete the Ozone Layer on 29 July 1998, and is currently in the process of reviewing the 1992 Copenhagen and the 1990 London Amendments for possible ratification. Since it is only party to the Montreal Protocol, Tonga is only required to control CFC and halon consumption. Tonga is obligated, under the Protocol, to freeze its consumption of CFCs from 1 July 2000 to the average level of consumption between 1995-1997. According to data submitted to the Ozone Secretariat, the average level during those years was 1.44 ODP tonnes. Since CFC consumption in 2000 was zero, Tonga is in full compliance with the Montreal