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Tackling Tax Like a Pro in D365 F&O: When to Stick with Built-In Tools and When to Call in the ISVs

Dad Joke (Up Front) of the Day

“Why did the tax consultant bring a ladder to work? Because they wanted to get to the top bracket!”


Alright, now that we’ve kicked off with a dad joke (tax-related, of course), let’s get serious about tax calculation in Dynamics 365 Finance & Operations (D365 F&O). Whether you’re just setting up a basic tax configuration or looking to navigate complex international tax compliance, D365 has some impressive capabilities.


However, sometimes an out-of-the-box solution isn’t enough, and you may need to consider an ISV (Independent Software Vendor) solution. Let’s break down when you can lean on standard features and when you should pull in the ISV cavalry.


Out-of-the-Box Tax Features in D365 F&O

D365 F&O comes equipped with robust tax capabilities that can handle a wide range of scenarios, including:

  1. Sales Tax: You can configure taxes for different regions, rates, and conditions within the core system. It supports tiered and flat taxes, exemptions, and tax jurisdictions.

  2. VAT/GST Compliance: Out-of-the-box functionality includes VAT or GST calculations for countries where these taxes are relevant. This also includes reverse charges and intra-community VAT for EU countries.

  3. Multi-Jurisdiction Support: You can manage taxes for multiple legal entities in various countries, all within the same system.

  4. Withholding Tax: D365 F&O also allows for withholding taxes at various levels – ideal for businesses that deal with contractors or suppliers subject to withholding rules.


However, this works best when you have relatively straightforward tax scenarios: limited to a few jurisdictions, standard tax reporting, or simple multi-jurisdiction setups. When it starts getting complicated, D365’s out-of-the-box features can hit some limits.


When Do You Need an ISV Solution?

Despite D365’s strong native tax capabilities, there are situations where it may fall short. These include:

  • Complex Cross-Border Taxation: Handling VAT across multiple countries, including varying rates and regulatory requirements, can get tricky.

  • Real-Time Updates: For rapidly changing tax laws, relying on D365’s internal updates can be too slow or cumbersome.

  • Special Industry Regulations: Some industries, like digital services or energy, may have unique tax rules that aren’t easily covered.

  • Automation and Efficiency: ISVs can offer more automation for tax determination, reporting, and compliance, especially in regions with frequent regulatory changes.


In these cases, an ISV solution can offer extra flexibility, localization, and compliance features that D365’s out-of-the-box options cannot provide. Now, let’s take an in-depth look at some of the leading ISV solutions for tax management in D365.


Deep Dive: ISV Solutions for Tax Management in D365

Vertex

Best for: Large enterprises with complex, multi-jurisdiction tax needs.


Features: Vertex is a heavy-hitter in the tax management space, offering a global solution for tax calculation and reporting. Its integration with D365 allows for real-time tax determination, which is crucial for businesses operating across multiple jurisdictions with different VAT, GST, or sales tax rules. Vertex is highly customizable and supports automation for tax reporting, making it ideal for companies that need to streamline compliance across borders.


Why Vertex?: Vertex shines in scalability and automation, but it can be overkill for businesses with simpler tax needs. It also comes with a higher price tag, which is something to consider if your tax needs aren't too complex.


Avalara

Best for: Mid-to-large businesses with sales tax and VAT complexity.


Features: Avalara offers precise tax calculation across over 16,000 jurisdictions worldwide, making it a popular choice for companies dealing with U.S. sales tax, VAT, or cross-border tax compliance. Avalara integrates seamlessly with D365, allowing businesses to automatically apply the correct tax rates based on geography, item type, or customer type. It also provides excellent tools for exemption certificate management, which is critical in sales-tax-exempt transactions.


Why Avalara?: Avalara is a bit more cost-effective than Vertex and has excellent support for both U.S. and international tax scenarios. However, if you’re dealing with niche tax laws or very specific industry tax rules, you may need a more specialized solution.


Sovos

Best for: Companies with stringent compliance needs, particularly in VAT-heavy industries.


Features: Sovos offers a wide range of tax compliance solutions, specializing in VAT reporting, invoicing, and remittance. Its tight integration with D365 enables real-time updates on tax laws, making it particularly useful for companies operating in multiple EU countries or regions with complex VAT regulations. Sovos also includes compliance monitoring, ensuring that your tax setup is audit-proof and compliant with local tax authorities.


Why Sovos?: Sovos excels in regions where VAT is heavily regulated, such as the EU and Latin America. It offers localized solutions for tax laws that frequently change, but may be less relevant for businesses focused solely on U.S. tax.


Thomson Reuters ONESOURCE

Best for: Global companies looking for an all-in-one tax and compliance suite.


Features: ONESOURCE by Thomson Reuters is designed for businesses operating globally with a high need for tax compliance and reporting. The platform provides real-time tax determination, strong compliance features, and automated tax filing capabilities. It also integrates well with D365 to ensure that tax data is consistently updated and compliant with local laws.


Why Thomson Reuters?: If your business is spread across several continents with a high volume of transactions and reporting requirements, ONESOURCE offers a complete tax suite. The downside is that its complexity can make it harder to implement and may require a long onboarding process.


When to Stick With Out-of-the-Box D365 F&O Tax

For simpler setups, such as local businesses or those operating in fewer tax jurisdictions, D365’s out-of-the-box functionality may be more than sufficient. If you’re only handling a few tax codes, you can configure sales tax, VAT, and withholding tax within D365 itself, saving on ISV costs.


When to Choose an ISV

If any of the following apply to your business, it’s worth considering an ISV solution:

  • You operate in multiple countries with varying tax rules.

  • You need real-time updates on tax laws for compliance.

  • You deal with complex VAT, GST, or sales tax structures.

  • Your business requires extensive tax reporting and filing capabilities.

  • You need automation for exemption certificates or reverse charges.


Conclusion (Well, Sort of…)

So, when it comes to tax in D365 F&O, the out-of-the-box features are solid, but not always enough. If your tax complexity scales beyond standard setups, it’s time to think about an ISV solution. Whether you go with Vertex, Avalara, Sovos, or Thomson Reuters, there’s a solution out there tailored to your specific tax needs. Just remember: even taxes can be fun when you approach them with the right tools…and maybe a ladder to climb those tax brackets.


Stay tax-savvy, folks!

DynamicsDad

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