The provisions relating to the agronomic justification and prescription come into force, depending on the pesticide concerned, on the following dates:
8 September 2018 for Class 3A pesticides;
1 April 2019 for Class 1 to Class 3 pesticides containing chlorpyrifos, clothianidin, imidacloprid or thiamethoxam.
(see O.C. 70-2018, s. 17)