Operators in the offshore energy sector face increasing complexity when mobilising international workforces. Our Global Mobility specialists can support your business with these challenges
Offshore Energy Sector
Strengthening your offshore workforce strategy
Businesses operating in the offshore energy sector face unique challenges when mobilising globally mobile employees. Managing crew movements across multiple jurisdictions requires balancing operational demands with complex financial, tax, social security, and compliance obligations.
We understand these pressures. Our specialists provide proactive, practical guidance to help you minimise risk, maintain full compliance, and reduce financial exposure — allowing you to focus on delivering your offshore projects safely and efficiently.
Working closely with your project teams and key stakeholders, we develop tailored, forward looking solutions that support you at every stage of the mobilisation lifecycle.
End to end scoping and planning to support full regulatory compliance
Navigating complex social security requirements
Management of multi-jurisdictional tax implications arising from offshore working arrangements
How can we help you?
- Deep experience supporting complex offshore operations and deployment models
- Integrated advice across tax, social security, payroll and immigration (via partners) to support employee deployments
- A proactive, forward looking approach that identifies issues before they impact operations
- Access to a trusted global network to support projects in multiple territories simultaneously
- Beyond specialist advice we can integrate with our wider teams including corporate tax, VAT to keep every aspect aligned and compliant
Our growing Global Mobility team brings deep expertise to organisations operating in complex, multi jurisdictional environments. In the offshore energy sector, ensuring crews can move compliantly is essential, and I’m committed to helping employers meet those obligations while supporting the people who deliver critical operations
Karen Groat
Director
View Karen's profile
Global Mobility Challenges in the Energy Sector: Managing Offshore Workforce Compliance
Karen Groat discusses the unique global mobility challenges facing the energy sector, particularly when deploying offshore workers across multiple jurisdictions. She highlights the importance of early planning, robust tracking, and coordinated stakeholder involvement to manage compliance, tax, social security, and immigration obligations effectively.
Our key areas of expertise
Planning & Project Review
Assess project scope, crew deployment, and jurisdictional exposure to identify all tax, social security, and reporting obligations.
Understand country by country requirements across the full project footprint.
Receive tailored tax and social security advice aligned with your deployment model and operational needs.
Access immigration support through our trusted partner network, where required.
Work with our Corporate Tax experts to assess Permanent Establishment (PE) risk when entering new or existing jurisdictions.
Evaluate the suitability of Global Employing Companies (GEC), Employer of Record (EOR) arrangements, or other entity structures.
Double Tax Management and Tax Obligations
Identifying and applying the correct Double Taxation Agreements (DTAs).
Advising on HMRC Appendix 5 (Net of Foreign Tax Credit) for UK payrolls to support cash‑flow efficiency without impacting employees.
Supporting foreign tax credit and exemption claims to prevent overpayment.
Clarifying how offshore working days, territorial waters and vessel location affect tax and residency outcomes.
Reviewing contracts and aligning payroll operations with international tax and social security requirements.
Assessing income tax liabilities based on work location and duty allocation.
Managing multi‑jurisdictional reporting obligations through our trusted global network.
Social Security (Including Mariners)
Evaluating international social security agreements based on work patterns and operating locations.
Advising on employer and employee contribution obligations across offshore deployments.
Supporting required applications for A1 certificates and Certificates of Continuing Liability (COCs).
Interpreting and applying mariner specific social security regulations, ensuring accurate and compliant treatment.
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