# The Iran (Sanctions) (Nuclear) (EU Exit) Regulations 2019, Paragraph 66: Section 3B: Materials


Catalysts used for the production of monomers such as ethylene and propylene (steam cracking units and/or gas to petrochemicals units), and the relevant software developed therefor.

---
Source: https://www.legislation.gov.uk/uksi/2019/461/schedule/1a/paragraph/66 (the official version)
Page: https://openlegislation.uk/iran-sanctions-nuclear-eu-exit-regulations-2019/schedule-1a/paragraph-66
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.