The Environmental Permitting (England and Wales) Regulations 2007

SECTION 4.4Plant Health Products and Biocides
Part A(1)

(a)Producing plant health products or biocides.

(b)Formulating such products if this may result in the release into water of any substance listed in paragraph 7 of Part 1 in a quantity which, in any period of 12 months, is greater than the background quantity by more than the amount specified in that paragraph for that substance.