# The Control of Pesticides Regulations 1986, Paragraph 5


No person shall use in the course of a commercial service a pesticide approved for agricultural use, unless he has obtained a certificate of competence recognised by the Ministers, or he uses the pesticide under the direct and personal supervision of a person who holds such a certificate.

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Source: https://www.legislation.gov.uk/uksi/1986/1510/schedule/3/paragraph/5 (the official version)
Page: https://openlegislation.uk/control-of-pesticides-regulations-1986/schedule-3/paragraph-5
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.