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Carey Olsen

Work 01481 727272
Fax 01481 711052

Laila Arstall

Work +44 (0)1481 741544
Carey Olsen

Work Department

Trusts and Private Wealth; Taxation and Economic Substance


Laila has extensive experience in the formation and administration of trusts, companies and partnerships, and with dealing with issues of data protection and confidentiality. Since moving to Guernsey from Singapore, Laila has developed considerable experience in matters of taxation under Guernsey law and practice and has advised on tax issues relating to the structuring of offshore pension arrangements, employee incentive schemes, as well the use of structures for commercial purposes, including private equity and collective investment arrangements.

Laila's experience includes providing advice in relation to the EU Savings Directive; dealing with requests for information pursuant to Tax Information Exchange Agreements; advising on CRS and FATCA classifications and compliance, reporting pursuant to the expanded regime for information on beneficial ownership and more recently on economic substance rules introduced in Guernsey with effect from 2019. Laila advised both private client and industry representative bodies on changes to Guernsey's tax law and practice in 2012 in response to developments in the UK's treatment of QROPs and played a lead role in drafting legislation in response to changes announced by the UK. Laila has contributed on matters of tax to a number of Working Parties established by industry to assist on consultation with the States of Guernsey on matters of taxation and tax compliance. Laila is also a member of the Statement of Practice Working Group, the FATCA Working Group, the CRS Expert Group and the DTA Working Group established by the States of Guernsey's Income Tax Office to assist with the development of guidance on matters of tax and tax compliance and on economic substance.

Laila has written numerous commentaries and is a regular contributor of articles and chapters on Guernsey's tax regime for a number of publications, including for Sweet & Maxwell's European Cross- Border Estate Planning; Thomson Reuter's The European Lawyer Reference Series - Private Client Tax, Bloomberg's Global Tax Guide and the LexisNexis Guide to FATCA Compliance.


Laila is a Solicitor of the Supreme Court of England and Wales (currently non-practising) and an Advocate of the Royal Court of Guernsey. She was previously an associate in the Private Client Department of Allen & Overy in London where she specialised in international and UK estate and tax planning.

Laila is a Liveryman in the Worshipful Company of Tax Advisers and has been admitted to the Freedom of the City of London. She is a member of the Society of Trust and Estate Practitioners.


Society of Trust and Estate Practitioners
Liveryman in the Worshipful Company of Tax Advisers


Sutton High School GDST, King's College, London University, Université De Caen Basse-Normandie


Gardening; Sewing


Private client, trusts and tax

Within: Next generation lawyers

Laila Arstall - Carey Olsen

Within: Private client, trusts and tax

Carey Olsen’s ‘well-connected and business-mindedRussell Clark and ‘technical specialistKonrad Friedlaender are ‘leading experts in their field with a pragmatic and friendly approach’ and are among the main names to note in the firm’s ‘excellent’ private client and trusts team. As well as a number of applications to the Royal Court concerning momentous decisions on the administration of trust structures, the group recently handled the setting up of family offices, private trust foundations and significant transactions in the fiduciary space. Natasha Kapp is currently acting for a major global bank in a number of matters arising from rogue trading which took place on the investment portfolio held in a trust-owned company, and ‘approachable and helpful’ associate Robert Quinn is part of the team defending the trustees of a Guernsey structure in a breach of trust claim pertaining to investments. Also notable are the ‘unflappablePatricia Montgomery and ‘tax specialistLaila Arstall – ‘what she doesn’t know about tax and compliance law in Guernsey probably isn’t worth knowing about’ – who act as counsel within the team.

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Legal Developments in Guernsey

Legal Developments and updates from the leading lawyers in each jurisdiction. To contribute, send an email request to
  • In re B; B v T (Court of Appeal, 11 July 2012)

    A trustee's duty of confidentiality has recently been discussed and to some extent clarified in the recent Guernsey Court of Appeal decision of In re B; B v T (Court of Appeal, 11 July 2012). This summary has been prepared to provide you with a summary of the case as well as the general issues raised, but is not intended to cover all matters or to provide commentary.   This summary does not constitute legal advice.
  • The Company Administration Regime in Guernsey

  • Guernsey Image Rights Legislation

    The Image Rights (Bailiwick of Guernsey) Ordinance 2012 (the Ordinance) and The Image Rights (Bailiwick of Guernsey) Regulations, 2012
  • Guernsey Foundations

    The Foundations (Guernsey) Law, 2012 (Law) is awaiting Royal assent, expected to be given by the end of the year or early next year. Whilst Guernsey is not the first jurisdiction to provide for foundations, the Law does provide a number of unique options for individuals wishing to take advantage of the benefits provided by foundations. The purpose of this note is to provide both a general summary of the features of a Guernsey foundation, as well as a summary of these unique options that will be available under the Law.
  • Competitive Guernsey

    Guernsey has been considering the introduction of local competition law since at least 2005 and by bringing into effect The Competition (Guernsey) Ordinance, 2012 on 1 August 2012, has introduced an effective Competition Law regime, to regulate the same 3 core areas recognized in most competition regimes, namely the abuse of a dominant position, anti-competitive arrangements, and mergers and acquisitions.
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    • New Competition Law for Guernsey in force on 1 August 2012 • Jersey and Guernsey now both regulate the abuse of a dominant position, anti-competitive arrangements, and mergers and acquisitions • Key differences between the islands' competition laws • Overall, a pan-Channel Island approach to regulation
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    Ogier Corporate Finance Limited (OCFL) is the market leader in providing listing agent services for the listing of securities on the Channel Islands Stock Exchange (CISX or the Exchange) having sponsored over 445 listings.
  • Channel Island Stock Exchange, LBG - Listing of Securities of Investment Funds

    The Channel Islands Stock Exchange, LBG (the Exchange or CISX) commenced operations on 27 October 1998 and is intended to provide recognised facilities for the listing and trading of securities issued by companies and investment funds.
  • Investment funds in Guernsey

    The investment funds industry in Guernsey has achieved significant growth in recent years. Statistics show that as at 30 June 2011 there was £274.5 billion of assets under management in Guernsey.
  • Guernsey Companies Law - Office of the Registrar of Companies

    This memorandum has been prepared for the assistance of our clients in connection with the provisions relevant to the Office of the Registrar of Companies under the Companies (Guernsey) Law, 2008 (as amended) (the “Companies Law”).