Montreal Protocol on Substances that Deplete the Ozone Layer

Global ozone layer depletion due to uncontrolled use of harmful substances.

Key Obligations

Phase-out of ozone-depleting substances, import/export licensing

Penalty Ranges

Varies by member state

Mandatory Deadline: In force since 1989

Affected HS Codes: Chapters 28, 29, 38

Issuing Authority: UNEP Ozone Secretariat