Estimated World Requirements for Narcotic Drugs
Totals of estimates of annual medical and scientific requirements for narcotic drugs listed in Schedules I and II of the 1961 Single Convention on Narcotic Drugs, as amended by the 1972 Protocol Amending the Single Convention. These estimates have been confirmed by the International Narcotics Control Board and have henceforth legal value.
The totals of the estimates enable parties to determine the maximum quantity of drugs that a State may acquire under the 1961 Convention through import and/or manufacture.
Monthly update of the estimates for the cultivation and production of cannabis has been published since 2 July 2025.
Estimated world requirements for narcotic drugs 2025 (
June update)
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Estimated world requirements for the cultivation and production of cannabis ( June update) |
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For the List of narcotics drugs under international control, schedules, IDS codes and conversion factors, please refer to the Yellow List
Contact Narcotics Section at incb.narcotics@un.org