The Republic of Armenia ratified the Kigali Amendment to the Montreal Protocol in 2019, undertaking a commitment to phase down the use of HFCs (F-gases) in Armenia.

On 16-17 December 2021 the Stakeholder Meeting of the National Ozone Unit of Armenia was held.

Within the framework of the second phase of the non-investment component of the HPMP stage II since September 2021, the subject «Green Customs» has been included in the «Customs Administration» master's course of Yerevan State University of Economics.

On October 14, the world celebrates World Standards Day, which provides an opportunity to evaluate the work of thousands of experts in the development of voluntary technical agreements around the world, which is published as an international standard.

To implement the Kigali Amendment to the Montreal Protocol on Substances that Deplete the Ozone Layer,  on August 20, 2020, the Government of the Republic of Armenia approved the list of hydrofluorocarbons («F» gases) which were included in the scope of legal regulations of the mentioned Protocol due to that change.

A panel discussion «Protection of the Ozone Layer» took place at the American University of Armenia, bringing together over 70 young people from various universities on September 16, marking  the International Day for the Preservation of the Ozone Layer. The event was jointly organized by the Ministry of Environment of the Republic of Armenia, the United Nations Industrial Development Organization, the European Youth Parliament-Armenia NGO, and the Hagopian Environmental Center of the American University of Armenia (AUA).

On September 16, 2021, an interactive exhibition «EcՕzone: Fridge Waste Art» organized jointly with «For Equal Rights» Educational Center NGO took place at the Yerevan Zoo to mark the International Day for the Preservation of the Ozone Layer. Under this initiative out-of-service refrigerators, freezers, air conditioners and cylinders, which are considered hazardous waste, have been transformed into original art-objects.

On the day prior to the International Day for the Preservation of the Ozone Layer, on September 15, 2021, the Minister of the Environment Romanos Petrosyan hosted the winner of the «Life and the Ozone Layer» short film competition - the team of the students of the Gevorgyan basic school N1 of Kasakh community, Kotayk province.

On September 13, 2021, «GRINCO» LLC hosted 15 students of «Refrigeration Economy» faculty of Armavir Regional State College, on September 22, 2021 15 students of Yerevan Regional College, and on 27 September, 2021 another 15 students from Ararat Regional State College under the framework of events dedicated to the International Day for the Preservation of the Ozone Layer.

On September 10, 2021 the Armenian Refrigeration Association organised  a round table discussion on technical security involving stakeholders from the Ministries of Emergency Situations and, Environment, National Ozone Unit, Urban Development, Industrial and Fire Safety Inspection body, and private sector.