Arne Mielken

Arne Mielken

Managing Director at Customs Manager Ltd.
United Kingdom of Great Britain and Northern Ireland

Arne Mielken is Customs & Global Trade Leader with more than 20 years of experience:  "I’ve been a professional Customs and Global Trade Management Consultant & Trainer since 2011. Since 2020, I am the blessed to be the Managing Director of Customs Manager Ltd. I believe in maintaining a positive mindset, creating partnerships with a purpose, and always striving for significant outcomes. When you work with me, you should expect a collaboration with transparency and consistency. Want to learn more? Contact me today for an initial consultation".

Contact information

Content by Arne Mielken

UK update: CDS, CBAM and beyond

UK update: CDS, CBAM and beyond

Arne Mielken
Arne Mielken
08 Apr 2026

UK customs regulations are evolving rapidly, creating both risks and opportunities for businesses trading with the United Kingdom. The presentation includes: Recent updates to the Customs Declaration Service (CDS) New mandatory requirements, such as origin data validation and Trailer Reference Numbers (TRN) The CDS Data Report Service and how it...

sustainability
UK CBAM: what customs professionals need to know

UK CBAM: what customs professionals need to know

Arne Mielken
Arne Mielken
17 Sep 2025

This article offers an overview of the UK Carbon Border Adjustment Mechanism (CBAM), due to be introduced in January 2027. It outlines the goods within scope, importer obligations, reporting requirements, and compliance risks, while also noting key differences from the EU CBAM. Practical insights are provided to support businesses in...

sustainability
Topic spotlight
UK CBAM vs EU CBAM: What importers and businesses need to know

UK CBAM vs EU CBAM: What importers and businesses need to know

Arne Mielken
Arne Mielken
09 Sep 2025

The UK is introducing its own Carbon Border Adjustment Mechanism (CBAM) as part of its net-zero strategy, closely aligned with the EU system but with notable differences in scope, calculation, and compliance requirements.In this recording of the "Roundtable on CBAM: EU and UK updates", Arne Mielken shares expert insights on:The...

"Unpacking" CBAM

"Unpacking" CBAM

Arne Mielken
Arne Mielken
27 Oct 2023

In the record of the webinar "Unpacking" CBAM - the EU‘s Carbon Border Adjustment Mechanism, the speakers "unpack" one of the many aspects of the topic - the roles of the various CBAM-related persons, with a focus on the importer and his communication with third country suppliers. The topics: The...

sustainability
Carbon Border Adjustment Mechanism (CBAM): The Law

Carbon Border Adjustment Mechanism (CBAM): The Law

Arne Mielken
Arne Mielken
17 Oct 2023

New record! Updated on 6 October 2023. The EU's Carbon Border Adjustment Mechanism (CBAM) is a tool to put a fair price on the carbon emitted during the production of carbon intensive goods that are entering the EU, and to encourage cleaner industrial production in non-EU countries. The CBAM will...

clearance process
taxes and tariffs
sustainability
CBAM & Practical Implementation in Companies

CBAM & Practical Implementation in Companies

Arne Mielken
Arne Mielken
17 Oct 2023

The video lectures are recorded lectures given during a live online training session on 6 October 2023. The slides are available in the resources. They were supplemented with further information after the training, taking into account questions asked by participants during the training (e.g. more details on reporting obligations for...

350
06min 01sec
Basic
Web/Seminar recording
taxes and tariffs
sustainability
clearance process
Quo Vadis: Green Customs?

Quo Vadis: Green Customs?

Arne Mielken
Arne Mielken
01 Jun 2023

"Green cross-border trade: What should importers and exporters think of and prepare for?" - this was the title of a part of the European Customs Practitioners' Conference (May 2023, Vilnius, Lithuania and online). Arne Mielken, who was one of the speakers, provided an overview of developments related to 'green customs'....

sustainability
Inward processing in the UK: how a trivial compliance failure caused them to be taxed millions

Inward processing in the UK: how a trivial compliance failure caused them to be taxed millions

Arne Mielken
Arne Mielken
12 Feb 2023

When you realise that the biggest threat to your business is neither the competition nor international event risk, but a seemingly minor compliance failure, you will have read this case study: According to a recent tribunal judgement, even a seemingly trivial compliance failure, such as an error or discrepancy in...

clearance process
Customs procedures
Customs broker’s profession: views and news

Customs broker’s profession: views and news

Arne Mielken
Arne Mielken
24 Jul 2022

The previous article highlighted the role of the customs broker in checking compliance and lodging a customs declaration. There is much more that customs brokers do and/or can do in regard to adapting their services to meet the challenges of an ever-changing trading and regulatory environment. We share views and...

clearance process
Overviews and comments

Popular courses

CBAM & Practical Implementation in Companies

CBAM & Practical Implementation in Companies

The video lectures are recorded lectures given during a live online training session on 6 October 2023. The slides are available in the resources. They were supplemented with further information after the training, taking into account questions asked by participants during the training (e.g. more details on reporting obligations for...

350
6min
Basic
taxes and tariffs
sustainability
clearance process

Popular articles

UK CBAM: what customs professionals need to know

UK CBAM: what customs professionals need to know

17 Sep 2025

This article offers an overview of the UK Carbon Border Adjustment Mechanism (CBAM), due to be introduced in January 2027. It outlines the goods within scope, importer obligations, reporting requirements, and compliance risks, while also noting key differences from the EU CBAM. Practical insights are provided to support businesses in...

Topic spotlight
sustainability
Inward processing in the UK: how a trivial compliance failure caused them to be taxed millions

Inward processing in the UK: how a trivial compliance failure caused them to be taxed millions

12 Feb 2023

When you realise that the biggest threat to your business is neither the competition nor international event risk, but a seemingly minor compliance failure, you will have read this case study: According to a recent tribunal judgement, even a seemingly trivial compliance failure, such as an error or discrepancy in...

Customs procedures
clearance process