The Environmental Permitting (England and Wales) Regulations 2007

Part A(1)

(a)Producing pharmaceutical products using a chemical or biological process.

(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.