# The Merchant Shipping (Control of Pollution by Noxious Liquid Substances in Bulk) Regulations 1987, Regulation 8: Category B and C—tank washing outside Special Areas


Where a Category B substance or a Category C substance is unloaded at a port which is not within a Special Area, then—
(a) if it was impossible for unloading to be carried out as required by regulation 7 or to the satisfaction of a Marpol surveyor, or
(b) in any case where the substance in question is a high residue substance,
every tank from which such substance has been unloaded shall be pre-washed and the resulting tank washings shall be discharged into a reception facility at the port of unloading.

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Source: https://www.legislation.gov.uk/uksi/1987/551/regulation/8 (the official version)
Page: https://openlegislation.uk/merchant-shipping-control-of-pollution-by-noxious-liquid-substances-in-bulk-regulations-1987/regulation-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.