Ref:  Oz.Sec/Illegal Trade                                                                 Date: 3 February 2026

Dear Sir/Madam,

The Ozone Secretariat is pleased to transmit, for your kind attention, a letter from the Executive Secretary relating to decisions XIV/7, XXXI/3, XXXIV/8, XXXV/12 and XXXVI/9 concerning cases of illegal trade and the prevention of illegal production, import, export and consumption of controlled substances. You are kindly requested to review the communication and take the necessary measures, as appropriate, in line with the referenced decisions.

Yours sincerely, 

Ozone Secretariat

UN Environment Programme
P.O. Box 30552 (00100)  
Nairobi, Kenya  
Telephone: +254 20 762 3611  
Email: mea-ozoneinfo@un.org   
Website: http://ozone.unep.org