Struggling to maintain healthy margins?
Or facing challenges when it comes to production planning and maintaining visibility across multiple plants or suppliers?
Langdon collaborates with manufacturers to simplify complex supply chains and customs and excise duty calculations, optimising time-consuming production planning and maximising cash savings by eliminating unexpected duty charges and penalties.
We integrate seamlessly with your ERP and production systems, ensuring every part, process and declaration stays compliant and HMRC audit-ready, without slowing down production.




Designed for precise production and customs
With compliance failures threatening to halt production and increase costs, we know manufacturers face enormous pressures. If you want your production and cash to keep moving, you need to simplify data flow between systems and ensure every declaration is accurate.
Our solutions help you:
- Track duty-free components correctly across multiple production sites.
- Manage inward/outward processing and automatically apply for reliefs.
- Calculate and apply the correct duties with automated excise and duty reporting.
- Integrate data with production workflows for accurate stock control.
- Reduce excise and customs compliance risks and prepare for HMRC audits.
The rules for producing vaping products have changed
Excise and customs management solutions engineered for manufacturers
Whether you’re producing cars, pharmaceuticals or electronics, our excise and customs management solutions keep your manufacturing operations compliant, cash-efficient and scalable, so you can reduce high admin burdens, cut costs and overcome production planning challenges.

Software
Automate declarations, manage bonded stock and apply excise duty reliefs across your production sites with the Langdon Duty Management System (DMS) suite.
Explore DMS Software
Consultancy
Secure and maintain key HMRC authorisations, including inward and outward processing, customs warehousing and Authorised Economic Operator (AEO) status, with the help of our Consultancy experts.
Explore Consultancy
Bureau
If you need accuracy and continuity you can rely on, outsource your excise and customs management, including declarations, reconciliation and duty reporting, to our Bureau team.
Explore Bureau
“We have been using the Langdon system for over 15 years now, and the support since day one has been second to none. We were a little apprehensive with the migration over to CDS, but with guided tutorials and direct online support, our confidence has grown. The support team have been amazing and quick to assist. The guided support throughout the process has been brilliant and continues to deliver that service. After each team meeting call, I’m walking away with more knowledge and understanding because of the support team.”
Nick, Rotary Watches
Trusted by leading high-duty manufacturers
From automotive, petroleum and electronics to pharmaceuticals and healthcare, Langdon powers excise duty and customs management for a range of manufacturers.















Insights, guides and resources
Ready to simplify your supply chains, optimise production planning and save thousands on duty liability?
Tell us what you’re looking for, and we’ll help you find the right excise and customs management solution for your requirements. We’ll be in touch within 24 business hours.



