International tax law
For companies

Our area of expertise is providing consultancy in international tax law. For over 20 years, companies trust in our knowledge in cross-border activities.

The exchange of goods and services across national borders is part of our daily lives, regardless of whether it is a manufacturing, service or online business. 

Due to the globalisation of markets, more and more medium-sized companies are operating worldwide alongside large corporations.

At the same time, these activities not only arouse interest in the company's home country, but also in the target market.

In order not to get caught in the tax mills of two tax authorities, it requires forward-looking planning and evaluation. Do you want to expand abroad? 

We help you master your global tax challenges.

Our services

  • Support in all current issues of international tax law
  • Tax structuring services 
  • Expertise in withholding taxes, income subject to limited taxation, double taxation agreements (DTAs), cross-border turnover tax issues or foreign tax law 
  • Support on international issues in tax audits
  • Structuring of dividend and financing flows
  • Topics relating to the Foreign Tax Act and taxation of additions to the tax base
  • Tax consuting on the delegation and relocation of employees

We support you holistically and long-term oriented from the idea to implementation.


  • We prevent or eliminate pitfalls for you
  • Simplify the complexity of cross-border tax challenges
  • Create individual concepts and solutions to achieve your goals
  • Trustworthy partner that supports you from the idea to implementation
  • Provide the resource "international tax law" that may (still) be missing in your company
  • A dedicated contact person takes care of your concerns 
  • Own foreign branches to be on the spot where you need us

Certified management system according to DIN ISO 9001-2015 for Feasibility Study & Project Management 1)

Applying our know-how to your situation, we develop strategies that are tailored to meet your particular needs.

Professional Topics

your Key contact

Ralf Löbker

DELTAKAP International Tax Consulting

Managing Director, Tax Consultant LL.M. (International Tax Law), CPAA (United Arab Emirates)


DELTAKAP Planning & Projects GmbH
DELTAKAP Planning & Projects GmbH

Coaching Series

Is your company fit for internationalisation? Individual coaching for decision-makers.

DELTAKAP International Tax
DELTAKAP International Tax
Besteuerung elektronischer Dienstleistungen

Electronic services
according to the USTG (MOSS) 

Find out what to bear in mind when taxing electronic services.

Siegel zertifiziertes Qualitätsmanagement nach DIN EN ISO 9001-2015
kPlaning, Ursula Konzelmann
Siegel zertifiziertes Qualitätsmanagement nach DIN EN ISO 9001-2015

¹) Quality management certified according to DIN EN ISO 9001-2015 by our partner kPlaning in Meersburg, Germany.