Tax in Gibraltar


Hassans, which acts for private individuals and companies, is particularly strong on international tax planning, with Michael Castiel and Grahame Jackson assisting clients with structuring their investment portfolios and the establishment of trusts. It also advises major corporates on the taxability of income generated both in and outside of Gibraltar. Castiel also advises on tax structuring, restructuring and insolvency issues.

Practice head(s):

Michael Castiel


Hassans has the expertise and experience to manage and handle the most complex and demanding situations.

Key clients

Subsea 7

Pacific Drilling

Apax Partners


Work highlights

  • Advised the Pacific Drilling Group on Gibraltar tax issues relating to various extensive restructuring steps and insolvency matters relating to the Group’s emergence from Chapter 11 bankruptcy.
  • Assisting the Gibraltar Government with the drafting of the transposition of the Directive 2017/1852, Tax dispute resolution mechanisms in the EU into Gibraltar Law.


ISOLAS LLP advises both corporate and private clients on a wide variety of tax matters, namely corporate restructuring, personal taxation, succession planning and tax efficient structures. Emma Lejeune is the key partner, handling primarily cross-border taxation and private client matters.

Practice head(s):

Emma Lejeune

Triay Lawyers

Triay & Triay handles a wide range of tax matters for individual and corporate clients, such as tax structuring and planning when relocating to Gibraltar, family trust restructures, corporate tax, international transactions and Gibraltar tax treatment of non-Gibraltar assets. Joseph E Triay and Javier Triay are the key contacts.

Practice head(s):

Joseph Triay