Avoiding the Costliest Dynamics NAV to Business Central Modernization Mistakes. A guide for CFOs and Controllers

Moving to Business Central is a finance and governance initiative, not just an IT project

For Canadian organizations running highly customized versions of Microsoft Dynamics NAV, the conversation has changed. These modifications, likely made as critical business value-add but using legacy tools and unscalable methods, became unsupportable and undocumented technical debt, and are now a governance, control, and risk-management issue.

That shift becomes much more immediate in 2026 because Dynamics NAV 2016 reaches end of extended support on April 14, 2026. Furthermore, the remaining versions of Dynamics NAV are slated for end-of-life quickly thereafter. Organizations using these NAV versions will be operating beyond Microsoft’s supported lifecycle at that time. For CFOs, controllers, and finance leaders, that is not merely a technology concern. ERP is a financial system of record. It supports operational reporting, audit evidence, internal control execution, and in many cases the retention of sensitive customer, employee, supplier, and transaction data.

In the Canadian context, that reality has broader implications. Under PIPEDA, organizations must protect personal information with safeguards appropriate to its sensitivity. For federally regulated financial institutions, and often vendors serving them, OSFI Guideline B-13 reinforces expectations around sound technology and cyber risk management, with the guideline effective from January 1, 2024.

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