Acumens Zamp API for D365 BC

Available from Microsoft AppSource and OnPrem

This app enhances tax compliance in Microsoft Dynamics 365 Business Central by introducing precise, address-specific sales tax calculations. Rates are fetched in real time from Zamp API, ensuring accuracy across jurisdictions. Beyond standard tax rules, the app supports customizations for special taxes such as exemptions, regional surcharges, and industry-specific scenarios.

Acumens Zamp API for D365 BC

Acumens Zamp API for D365 BC extends the standard Microsoft Dynamics 365 Business Central and Microsoft Dynamics NAV Sales Tax functionality by introducing address specific sales tax which is fetched from Zamp API based on a validated address and customizations for special taxes. Zamp API is subscription based.

This App supports use of Multiple APIs at a go within one Company in Business Central.

The features included in this app are as below:

  • Sales Tax Calculation

    This feature offers address-based sales tax calculation. The rates fetched from the APIs are real time.

  • B2B/ B2C Customer Types

    These customer types determine whether tax Rates are fetched (API Calls) for each sales document or once a month. It’s an optimization feature to reduce API costs.

  • Exemptions

    This feature is used to support the different types of Sales Exemptions. Exemptions are defined per Customer per State. On Customer Level, that can be refined further to have exemptions based on Ship-to- Address.

  • Sales Tax handling for Marketplace

    With this feature, clients can handle marketplace and e-commerce platforms sales in Business Central and be able to report on them based on their sales tax handling terms with the platform.

  • Hawaii Wholesale

    Hawaii resale attracts tax at a specific rate. Acumens Zamp API provides support for this feature.

  • Sales Use Tax

    This is applicable to resellers where items for resale are not taxable but items that are consumed within the company are taxable.

  • Hawaii Labor non-exemption

    This applies to Hawaii Labor where labor is taxed regardless of customer exemption.

  • National Accounts Exemptions

    Sales billed to National accounts are exempt based on National Accounts Exemptions.

  • Override Tax Rates

    This feature allows users to define specific rates for a customer if the rates fetched based on their address are not the correct rates. It’s common with remote addresses.

  • Extended Taxability

    The App allows for Sales Tax Calculation variations based on dependencies i.e. an item can be taxable/non-taxable based on being sold with a specific resource or a resource in a specific resource group and vice versa.
    Resources can also be set to automatically add to a document if a certain item is being sold in a specific state

  • Special Tax Rates

    • Retread Tax
      In California, Retread taxable amount is 75% of the line-item amount. Acumens Zamp API supports Retread Sales Tax calculations.
    • California Farmers
      In the state of California, Farmers enjoy a reduced tax rate in state tax. Acumens Zamp API allows that reduction to be incorporated into the customer calculated tax.
    • Shipping Tax
      Acumens Zamp API supports freight tax calculation based on the different variations in state rules regarding shipping tax.
    • Service Tax
      Service Tax is also supported by Acumens Zamp API in a similar model with Freight Tax.

  • Credit Sales Tax

    This feature is used to process sales tax correction through a Credit Memo when Sales Tax on the Invoice was processed incorrectly.

  • Exact Tax Reversal

    This ensures that when doing a document Credit Memo, the Tax Rate used on the original Invoice is the same rate used to reverse the document.

  • Posted Documents Sales Tax Related Updates

    The App allows for Document Taxability and Ship-to / Return-from Address Updates. These changes trigger a recreation of the document sales tax entries for reporting. All these changes are logged.

  • Sales Tax Reporting

    • API Upload
      All APIs supported except ZipTax and USGeocoder allow posted documents upload so they can file on behalf of their clients.
    • Manual Reporting
      Sales Tax Report – used to file Sales Tax with relevant tax authorities.
      Report Log – a log of reports ran and submitted.
      Override Documents – allows an override on document taxability, can change from taxable to non-taxable and vice versa.