http://www.legislation.gov.uk/wsi/2011/559/article/41The Marine Licensing (Exempted Activities) (Wales) Order 2011PollutionCoastal erosion and protectionFloodingWaste policies and regulationLand drainageENVIRONMENTAL PROTECTION, WALESLICENSING (MARINE), WALESMARINE POLLUTION, WALESStatute Law Database2026-05-15Expert Participation2026-04-01 This Order specifies activities which are not to need a marine licence, or not to need a marine licence if conditions specified in the Order are satisfied. It applies in relation to any licensable marine activity carried on in Wales and the Welsh inshore region, in relation to which the Welsh Ministers are the appropriate licensing authority under section 113 of the Marine and Coastal Access Act 2009 (article 2). PART 3411Article 4 applies to dredging activity carried on for the purpose of conserving or maintaining the navigation of an area of the sea.2Paragraph (1) is subject to conditions 1 to 3.3Condition 1 is that the dredging activity may only be carried on at a site and a depth where, in the 10 years before the dredging activity is commenced, at least one other dredging activity or relevant operation has been carried on for the purpose referred to in paragraph (1).4Condition 2 is that at the site where the dredging activity is to be carried on, no more than 1,500 cubic metres of material are to be dredged as a result of—athat dredging activity, andbany other dredging activities, carried on for the purpose referred to in paragraph (1) in the 12 months before that dredging activity begins.5Condition 3 is that no dredging activity can be carried on which adversely affects or is likely to adversely affect any MoD strategic interest.6But article 4 does not apply to—adredging activity where the volume of material exceeds 500 cubic metres,bdredging activity that causes or is likely to cause obstruction or danger to navigation,cdredging activity that is likely to have a significant effect on a marine protected area,ddredging activity that has or is likely to have the effect, in relation to any body of water, of—ipreventing the achievement of any of the environmental objectives listed in the relevant river basin management plan as applicable in relation to that body of water, oriicausing environmental damage, ordany disposal of dredged material.7In this article—“body of water” (“crynofa ddŵr”) has the same meaning as in regulation 2 of the Water Environment (Water Framework Directive) (England and Wales) Regulations 2017“environmental damage” (“difrod amgylcheddol”) has the same meaning as in regulation 4 of the Environmental Damage (Prevention and Remediation) (Wales) Regulations 2009;“river basin management plan” (“cynllun rheoli basn afon”) has the same meaning as in regulation 2 of the Water Environment (Water Framework Directive) (England and Wales) Regulations 2017. 1949 c. 74. Part 1 has been amended by Schedule 2 to the Flood and Water Management Act 2010 (c. 29), from a date to be appointed. 1995 c. 21 Arts. 35-52 inserted (1.4.2026) by The Marine Licensing (Exempted Activities) (Wales) (Amendment) Order 2026 (W.S.I. 2026/21), arts. 1(2), 21