# The Infrastructure Planning (Environmental Impact Assessment) Regulations 2017, Paragraph 4


(1) Integrated works for the initial smelting of cast‑iron and steel.
(2) Installations for the production of non‑ferrous crude metals from ore, concentrates or secondary raw materials by metallurgical, chemical or electrolytic processes.

---
Source: https://www.legislation.gov.uk/uksi/2017/572/schedule/1/paragraph/4 (the official version)
Page: https://openlegislation.uk/infrastructure-planning-environmental-impact-assessment-regulations-2017/schedule-1/paragraph-4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.