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Tax

Trusted. Transformational. Together.

As global influences fundamentally shift how the tax function operates, tax leaders should become strategic advisors. We can share our experience, technology and innovative ideas to help your organisation become more agile. Lead your business through complexity with confidence.

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Insight-driven compliance

Deloitte’s biannual Tax Transformation Trends report has been published for over ten years. The 2023 report shows tax and regulatory changes like the OECD Pillar Two and ESG measures are prompting companies to address long-standing data challenges and many are leveraging outsourcing relationships to access the technology needed to move to an insight-driven tax compliance approach.

Take a look at the key Tax trends in depth

Read our Pre-Budget Submission for Budget 2025

 

Explore Tax services

Outsourced Compliance

Our outsourced tax and accounting experience, and deep understanding of technology and operating models, help transform your tax compliance processes.   
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Technology Consulting

We can help you identify, design, implement and maintain the tax systems you need to help your tax processes, governance and risk management keep pace in the digital world.
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Tax Advisory & Transactions

From M&A transaction tax structuring and due diligence to post-merger integration, we deliver global tax advisory and transaction services to meet your needs.
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Mobility, Payroll & Immigration

We help you understand the strategic and operational implications of a mobile workforce, to support the needs of both your HR department and mobile professionals.   
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Workforce, Technology & Analytics

We advise on workforce technology and analytics strategy, helping you think through outsourcing and insourcing options, and comply with regulations.
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Reward, Employment Tax & Share Plans

We can help you address compensation and tax reporting in multiple jurisdictions. We can also develop and analyse executive compensation packages, share plans, benefits and pensions.
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Tax Policy and Technical Services

Our team provides advice and opinions to tax teams and external stakeholders on complex tax matters and supports tax teams in the provision of services to clients. We engage on tax policy and technical matters in dialogues with relevant Government Departments.
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Business Tax

Deloitte delivers deep knowledge of tax and statutory requirements as well as a breadth of experience applying them in practice worldwide. Practical tax advice combined with our consistent tax compliance framework instils confidence that a consistent approach is followed across jurisdictions. We help simplify tax management and oversight while providing global visibility for making informed strategic decisions ― all with the ease of working with a global provider.

Global Employer Services

As companies grow and become more global in scope, employment issues become more complex. Among the most serious challenges businesses face today is compliance with multifaceted tax laws and labor regulations. Deloitte offers well-rounded plans and program development strategies that can help transform global employment programs in a tax- and cost-efficient manner.

Global investment and innovation incentives (Gi3)

Deloitte’s Gi3 team can add significant value to your R&D function by optimising the process of identifying and claiming government incentives like R&D tax credits, Knowledge Development Box and EU funding programmes. This is done through enhancements to approach, methodology and the introduction of new technology for businesses with large scale R&D operations in Ireland. We provide multi-jurisdictional R&D performing business with an opportunity to standardise their R&D incentives approach globally.  Deloitte combines deep tax technical expertise with highly experienced scientists and engineers. This knowledge is augmented by our industry leading ISmart technology.

Indirect Tax

Deloitte’s global network of indirect tax and customs and global trade professionals provides advisory services along with a range of efficient outsourcing and co-sourcing options, applying innovative technology solutions.

International Tax

Deloitte's International Tax professionals offer services that help multinational companies align their tax strategies to their business, through a wide variety of compliance and advisory services. Professionals in our international tax practices provide a comprehensive range of inbound and outbound tax services.

Tax Analytics

Tax analytics has quickly emerged as a mindset change from "what I need to do" to "what I need to know," using more granular enterprise data as the foundation for tax decisions. Deloitte can help you establish a tax analytics strategy and deeper fact-based decision making processes to gain insights.

Tax Controversy

Deloitte’s Tax Controversy team provides advice and tactical support throughout the tax controversy lifecycle from tax risk mitigation to tax audit management through to tax dispute resolution. Our approach to tax controversy - Be Proactive. Manage Reactive. Achieve Resolution. Our team has tax and legal specialists including former Revenue Commissioners officials and a former Tax Appeal Commissioner. Amid a constantly changing tax environment, our team has the specialist skill to provide an integrated tax controversy service which combines insight and expertise and connects with multiple disciplines across the domestic and global network to uniquely provide the breadth of perspective needed to deliver breakthrough solutions and outcomes which meets your needs.

Tax services for Mergers and Acquisitions

All transactions—whether mergers, acquisitions, joint ventures, equity investments, or divestitures—involve complex issues that require the dedicated attention of experienced professionals. When those deals involve companies with global operations, the additional range of considerations is even more daunting. Deloitte can assist and provide advice in effectively navigating the myriad of tax, accounting, legal, regulatory, cultural, and labor issues in cross-border transactions to help manage compliance risks and potentially enhance returns.

Tax services for Private Companies

Private companies face a range of challenges that affect not only the success of the business enterprise, but also the professional and personal goals of their owners. Whatever the end goal — an IPO, expansion into new markets, succession to a family member, or sale — integrated tax advice is critical. Deloitte helps private companies, their owners, and individuals with substantial assets apart from businesses they operate to understand, plan and execute effective business and tax strategies — adjusting course when needed to respond appropriately to potential tax consequences of new legislation and evolving market conditions.

Transfer Pricing

Multinational organisations are operating in an environment of unprecedented complexity. The rising volume and variety of intercompany transactions and transfer pricing regulations, accompanied by increased enforcement activities worldwide have made transfer pricing a leading risk management issue for global businesses. The goal of Deloitte’s transfer pricing network is to help companies manage risks by aligning practical transfer pricing solutions with their overall global business operations and objectives, assist with strategic documentation to support their transfer pricing practices, and resolve disputes efficiently. Deloitte has a well-earned reputation for quality and delivering results.

Pillar Two

Pillar Two sets out global minimum tax rules to ensure large multinational businesses pay a minimum effective tax rate of 15% on profits in all countries they operate in. Deloitte Ireland, utilising its global network and bespoke solutions, is well equipped to assist in all matters Pillar Two.

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Tax Transformation

Business model evolution is accelerating more quickly than ever. Take the first step towards transforming your tax department to increase your team’s agility and position your tax function as dynamic, fluid and influential.

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Sustainability & Climate

Today’s climate crisis is spurring organisations to focus on sustainability expectations. As with any business transformation, there can be tax consequences as a result of business model and supply chain changes. We can work with you, not only to help you to take action, but to accelerate your journey to net-zero.

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Pillar Two

Tax reform at this scale changes many aspects of how global businesses are taxed—and in turn, their data requirements, calculation and reporting demands. We can help you to identify and assess the impact of this complex and new legislation in multiple countries.

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Generative AI

Here, we provide insights, resources on developments in GenAI for tax compliance, strategy and forecasting and examples of how Deloitte is working with our clients and Alliances parties to unlock its potential to develop the future of tax, now.

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Intela

Intela is the global platform that powers your tax experience with Deloitte. By combining AI and cloud computing technologies, Intela can help to unite information, processes, teams and automate workflows while also providing customised-for-you views of Deloitte knowledge on tax developments and industry trends.

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Policy

Tax policy is at the forefront of the global agenda, driving dialogue among governments, businesses and societies as they tackle the challenges and seize the opportunities of the 21st century. From addressing climate change and sustainability to navigating digital transformation and the complexities of cross-border remote work, Pillar Two and tax transparency and reporting, tax policy is emerging as a pivotal force shaping the future of our economies and societies.

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Our thinking

How Tax can bring the ‘Gra’ to companies listing on Euronext Dublin

Tom Maguire recently met with Euronext Dublin’s CEO (Daryl Byrne), Head of Listings for Ireland & UK (Niall Jones) to discuss how equity markets can assist Irish companies. Read more on this in Tom's latest Business Post column.

Deloitte Pre-Budget 2025 recommendations

More supports needed to boost domestic economy, diversify corporate tax base and incentivise decarbonisation, Deloitte pre-budget submission says
18 Jun 2024
News

OCED Pillar Two: Further Guidance

On 17 June 2024, the OECD/G20 Inclusive Framework on BEPS published guidance on Pillar Two global minimum tax rules, agreed by over 140 members of the OECD inclusive framework.
Perspective
7 minute read

Tax Controversy Matters

In his latest Business Post column, Tom Maguire discusses what changes could be made to improve the tax appeals system.
Perspective
2 minute read
Explore our thinking

Get in touch

Daryl Hanberry

Partner, Head of Tax & Legal
+353 1 417 2435