Substances controlled under the 1961 Convention are subject to control measures that include their limitation to medical and scientific purposes and regulate their licit production, manufacture, export, import, distribution, trade, use and possession. Control measures include requirements for licenses, estimations of required quantities, reporting, control and inspection, records, and medical prescriptions. These control measures vary according to the different schedules and also include certain exceptions in regard to retail trade, reporting, medical prescriptions, records and licensing requirements.
In the 1961 Convention, narcotic drugs and their preparations are listed in four schedules, based on:
There is further information on scheduling procedures in the CND brochure on pages 10-13.
The revised schedules of narcotic drugs under international control are issued under document symbol ST/CND/1/Add.1 and will be updated whenever the Commission on Narcotic Drugs takes a decision.
*This information is available in the CND brochure: Scheduling procedure under the international drug control conventions