United Supplies provides duty-free offshore wind support from Aberdeen, including bonded stores for qualifying SOVs, CTVs, survey and construction vessels working across the North Sea.
Supporting Scotland’s Offshore Wind Sector With Reliable Duty-Free Supplies
The offshore wind industry is changing the shape of vessel operations around the North Sea. From survey campaigns and construction projects to long-term operations and maintenance, offshore wind vessels require dependable support from suppliers who understand how the industry works.
At United Supplies Duty Free, we have been supporting North Sea vessel operations from Aberdeen since 1973. Today, that experience is helping offshore wind operators access duty-free supplies and bonded stores for qualifying vessels working throughout Scottish waters.
Whether you’re managing a Service Operation Vessel (SOV), Crew Transfer Vessel (CTV), survey vessel or offshore construction vessel, we can help ensure stores are delivered correctly, compliantly and on time.


What Are Bonded Stores For Offshore Wind Vessels?
Bonded stores are duty-free goods supplied under customs procedures to eligible vessels.
Depending on the vessel and operation involved, bonded stores may include:
• Cigarettes and tobacco products
• Beer, wines and spirits
• Other qualifying bonded goods
The eligibility of any vessel depends on its specific operational circumstances and supporting documentation.
Our team can help determine what information is required and guide operators through the process before mobilisation.
Which Offshore Wind Vessels May Qualify?
Each vessel must be assessed individually, but we regularly receive enquiries relating to:
Service Operation Vessels (SOVs)
As Scottish wind farms move further offshore, SOVs are becoming increasingly important for operations and maintenance activities.
These vessels often spend extended periods supporting technicians offshore and may require ongoing stores support throughout a campaign.


Crew Transfer Vessels (CTVs)
CTVs form a critical part of offshore wind operations, moving personnel between shore and offshore assets.
Eligibility depends on the nature of the operation and voyage involved.
Survey Vessels
Before construction begins, offshore wind developments rely on extensive geophysical, geotechnical and environmental survey work.
Survey vessels frequently require support during mobilisation and operational campaigns.


Construction Support Vessels
Large offshore wind developments involve a wide range of specialist vessels supporting installation and commissioning activities.
Maintenance and Inspection Vessels
Once operational, wind farms require continuous inspection, maintenance and support activity throughout the asset lifecycle.

Supporting the ScotWind Build-Out
The ScotWind programme is creating one of the largest offshore infrastructure developments ever undertaken in Scottish waters.
With more vessels entering service and increased activity around ports including Aberdeen, Peterhead, Dundee and Cromarty Firth, the demand for dependable vessel support continues to grow.
From a supply perspective, the fundamentals remain unchanged. Vessels need:
• Reliable deliveries
• Correct documentation
• Practical support
• Local knowledge
• Responsive service
Those requirements are as important in offshore wind as they have long been in the wider North Sea energy sector.
Why Work With United Supplies?
Operating Since 1973
We have been supplying North Sea vessels for more than fifty years.
That experience means we understand vessel schedules, mobilisation pressures and the practical realities of offshore operations.

Aberdeen-Based
Operating from Aberdeen gives us direct access to one of the UK’s busiest offshore ports and allows us to respond quickly to operational requirements.
HMRC Approved Bonded Warehouse
United Supplies operates Aberdeen’s only multi-user Customs and Excise bonded warehouse. This enables us to manage bonded goods efficiently and compliantly for qualifying vessels.
Practical Support
Duty-free supply is rarely just about products.
Documentation, vessel details, delivery schedules and customs requirements all need to align.
Our team works with operators, agents, masters and vessel managers to help ensure everything is in place before sailing.
What Information Will We Need?
To assess a request, we will normally require information such as:

• Vessel name
• IMO number
• Voyage details
• Operational activity
• Delivery location
• Product requirements
• Stores authority documentation
Providing this information early helps avoid delays and ensures requirements can be reviewed before mobilisation.
A Common Offshore Wind Mistake:
One thing we have noticed as offshore wind activity has expanded is that stores planning is often left until the very end of the mobilisation process.
The vessel is ready.
The crew is ready.
The project schedule is confirmed.
Then somebody asks about bonded stores the night before sailing.
The simplest way to avoid delays is also the most effective:
Discuss stores requirements early.
That gives everyone time to confirm eligibility, complete documentation and coordinate delivery arrangements properly.
Offshore Wind Duty-Free Supplies From Aberdeen
As offshore wind activity continues to grow throughout Scottish waters, vessel operators need suppliers who understand both bonded stores procedures and offshore operations.
United Supplies has been supporting North Sea vessels since 1973 and continues to provide practical, dependable service from Aberdeen.
If you’re planning an SOV rotation, survey campaign or offshore wind mobilisation, speak to our team and we’ll help you arrange duty-free supplies for your vessel.
Related Links:
Supplying the ScotWind Build-Out: What the Next Five Years Look Like from the Quayside
The Complete Guide to Duty-Free Supply in the North Sea (2027 Edition)
How to Order Duty-Free Stores in Aberdeen: A Step-by-Step Guide
Can Offshore Wind Vessels Take Duty-Free Stores? What Operators Need to Know
Which North Sea Vessels Qualify for Duty-Free Stores? An Eligibility Checklist
Duty Free at Sea: A Plain-English Guide
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