# The Planning (Hazardous Substances) Regulations 2015, Paragraph 24


In relation to Part 3—
(a) where S also falls within Part 1 or Part 2, the classification with the lowest controlled quantity applies; and
(b) where S also falls within Part 1 and Part 2, the controlled quantity which is lowest when the controlled quantities under Part 2 and Part 3 are compared applies.

---
Source: https://www.legislation.gov.uk/uksi/2015/627/schedule/1/part/4/paragraph/24 (the official version)
Page: https://openlegislation.uk/planning-hazardous-substances-regulations-2015/schedule-1/part-4/paragraph-24
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.