In-House Tax Forum

Who are we

In-House Tax Forum

The In-House Tax Forum vzw (“IHTF”) is a non-profit organization with the aim to create, manage and grow an informal network of in-house tax experts focusing on Belgian, European and Global tax legislation and developments. The IHTF comprises of tax experts from over 150 companies (Belgian, European and non-European, both listed and unlisted) out of various industries and employing over 250,000 employees in Belgium.

Our Mission

Our mission is to help you manage tax in-house by creating a forum that allows you to enhance knowledge, share experience, create networking opportunities and improve policy efforts.

Objectives

Enhance knowledge

Enhance tax technical expertise and build knowledge by focusing on trends in Belgian and International taxation to assess the impact on Belgian/multinational companies.

Share experience

Share experiences on an active, reciprocal, open and trustful basis. Act as a sounding board for in-house tax professionals.

Create networking opportunities

By organizing regular workshops (both virtual and physical) and information sessions with internal and external speakers.

Improve policy efforts

By developing position papers on specific topics to support advocacy work. Share findings in a constructive way in order to amend, improve and simplify current and future legislation.

Our Project

150+

Company members

150+

Company members

350+

Individual members

350+

Individual members

10+

Different industries

10+

Different industries

10

Top 10 largest private companies

10

Top 10 largest private companies

60%

60% of top 50 largest contributors income tax 2022

60%

60% of top 50 largest contributors income tax 2022

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Focus Areas

The IHTF will focus on the following areas

The IHTF will organize multiple workshops per year (face-to-face and virtual). In that respect, members can be asked to physically host a workshop. A workshop is centered around a limited number of topics and require. In-house tax experts being persons working on a permanent basis (ie non-project basis) for an enterprise

Our Gold Sponsors

Loctax is a centralized platform for managing global tax obligations, designed to provide better governance and control over tax operations. It replaces spreadsheet trackers, offering a real-time view of all tax obligations across jurisdictions. With automated workflows, real-time tracking, and built-in controls for compliance, Loctax creates a single source of truth for filings, payments, and compliance data—ensuring everything is organized, accessible, and fully governed. Loctax enables global tax teams to streamline operations and focus on more strategic initiatives.

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Tiberghien is a leading independent law firm supporting its clients with advice, mediation and dispute resolution in the fields of taxation and family (patrimonial) law. Tiberghien's story began in 1939 with Albert Tiberghien, the founder of tax law in Belgium. Today, over 125 lawyers assist individuals, companies and organisations every day with effective solutions to their tax and family challenges and the protection of their assets.

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Comarch, a EU-based pioneer in IT solutions since 1993, develops and implements user-friendly tools to improve core business operations. Our Comarch e-Invoicing platform offers a comprehensive toolset to automate your finance and supply chain processes, increase efficiency and enable compliancy with +65 countries both in B2B and in B2G interactions. Comarch assists leading companies such as Agfa-Gevaert, Johnson & Johnson, Brussels Airlines, Auchan, MAN & Strabag, to comply with global e-invoicing regulations, improve efficiency and traceability and reduce operational costs.

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Our Silver Sponsors

Founded in Paris in 1997, LEYTON is an international consulting firm that helps organisations leverage financial incentives to accelerate their growth and achieve long lasting performance. We facilitate access to complex incentives and subsidies at national, regional and European level for our customers, while enabling them to remain focused on their core business. We help improve organizational performance through a diverse range of services, including Research and Development (R&D) tax credits, (EU) grants & tax incentives for innovation.

Website

Who are we