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Find out how to create a Defra account so you can notify the Marine Management Organisation (MMO) about an exempt activity.
Find out if your marine activity needs a licence, exemption or permission from another authority or organisation.
Details of how to apply for a marine licence, what documents you need to provide, how much it costs and how long it will take
Find marine planning information for England, including data on marine licenses, environmental designations and policy information from regional marine plans.
Information to help you answer your query before you contact us.
Details of how to correctly sample and analyse sediment in support of a marine licence application.
Guidance on where marine licensing applies and what the key terms mean.
Information about impact assessments for marine licence applications.
Fees information for the different marine licences and associated work.
This guidance explains when dredging activities may need a marine licence from the Marine Management Organisation.
Work out if your activity qualifies for the self-service marine licensing process
The timeline illustrates how the assessment and approval process works once an application for a marine licence has been validated.
This guidance explains when you need a marine licence for activities carried out in ABNJ including the requirements, exemptions and how to apply.
Contact details for all enquiries relating to marine licences
Why you need a marine wildlife licence if you are going to disturb a protected species, how to apply and how to report an incident.
A practical, experience-based guide to help applicants understand and navigate the marine licensing process, based on learning from the Ports Sandbox.
Case name: Brighton Marina Dredge and Disposal – Interim 1 Year Licence application (MLA/2026/00065).
An accelerated licensing process may apply to some applications for dredging activity.
How traditional and advanced mooring systems can affect the seabed, and what consent or marine licence you may need to install, maintain, or remove a mooring in English waters
The strategy sets out the Marine Management Organisation's overall approach to achieving compliance.
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