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Precursors Report 2025

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In accordance with the Board's mandate under the United Nations Convention against Illicit Traffic in Narcotic Drugs and Psychotropic Substances of 1988, the annual reports on precursors provide an overview of the most important actions taken to implement article 12 and 13 of that Convention and to strengthen the functioning of the international precursor control system in any given year. The reports also provide a detailed account of the latest trends and developments in legitimate international trade and in trafficking in precursor chemicals under international control, as well as their non-scheduled substitutes and alternatives.

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2025 Report on Precursors

Precursors, chemicals and equipment frequently used in the illicit manufacture of narcotic drugs and psychotropic substances

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United Nations, New York 2026 United Nations Publications

Sales No.: E.26.XI.1 ISBN: 978-92-1-154537-1 eISBN: 978-92-1-159249-8

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Previous Annual Reports

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Compilation of precursor-related recommendations

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