Tax Services

OSK are leading experts in the provision of accounting tax services. OSK provide comprehensive accounting tax services to cater for all business requirements.

Income Tax

We have specialised consultants who advise on a wide range of Irish PAYE/PRSI issues.  These experienced professionals can provide prompt and practical advice to deal with your specific PAYE/PRSI queries.

Personal Tax

Our highly skilled and experienced team work with you to proactively consider any possible planning opportunities that could minimise your tax exposure.

Corporation Tax

We can identify tax planning opportunities and assist in optimising the benefits for you and your company through lower tax rates and pension planning. 

Capital Gains Tax

OSK offer their knowledge and expertise in the area of Capital Gains Tax and will provide  possible tax planning opportunities that could miminise your tax liability.

Capital Acquisition Tax (including gifts and inheritance)

Protecting family wealth is a priority for most people and effective tax planning has a large part to play in this process. Our Capital Acquisitions Tax (CAT) and Trust Planning experts can assist you in ensuring that your family's wealth is protected.


OSK offer a broad range of VAT compliance services including VAT registration, completion and submission of VAT returns, VIES (goods and services) & Intrastat statements and foreign VAT reclaims to ensure your business is fully VAT compliant and all payments/refunds due are dealt with in a timely manner. We can provide assistance to any business engaged in both VATable and exempt supplies by ensuring the most suitable apportionment method is used to optimise VAT recovery

Stamp Duty

Stamp Duty is a complex tax and the liability to duty very much depends on the documentation involved in a particular transaction. OSK Tax can guide you through the complexities of stamp duty and provide commercially focused advice on how to minimise you stamp duty liability.


OSK has broad experience in dealing with redundancy claims and have provided redundancy taxation advice to a number of large businesses who have reduced their workforce.

Private Clients

Our highly specialised private client services team provide our high net worth clients expert advice and direction on how to shelter income for tax purposes and monitor and grow wealth.

Succession Planning

Whether your goal is to keep the company in the family, sell it to management or an employee, or sell it to a third party, it is important to consider your options and develop a succession plan. OUr tax services team can help you develop a clear plan for the future in all areas of business including strategy, communication, ownership, management and family.

Call OSK Tax today on 01 439 4200 to find out more about our tax accounting services!

Brian Dignam
Niall Dempsey
Tax Director

Welcome to OSK

A video message from Tadgh O'Sullivan, Director.

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